Home / 18,628,288.36-25,706,998.80-10,479,526.36

Finding the Fourth Proportional to 18,628,288.36, 25,706,998.80 and 10,479,526.36

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Solution

The fourth proportional to 18,628,288.36, 25,706,998.80 and 10,479,526.36 is: 14,461,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,628,288.36 : 25,706,998.80 = 10,479,526.36 : x
  2. Step 2: Convert to fraction form
    18,628,288.36/25,706,998.80 = 10,479,526.36/x
  3. Step 3: Cross multiply
    18,628,288.36x = 25,706,998.80 × 10,479,526.36
  4. Step 4: Simplify right side
    18,628,288.36x = 269,397,171,561,088.38
  5. Step 5: Solve for x
    x = 269,397,171,561,088.38/18,628,288.36
  6. Step 6: Final answer
    x = 14,461,724.36

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.