Home / 18,268,258.50-25,210,187.98-10,926,091.51

Finding the Fourth Proportional to 18,268,258.50, 25,210,187.98 and 10,926,091.51

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Solution

The fourth proportional to 18,268,258.50, 25,210,187.98 and 10,926,091.51 is: 15,078,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268,258.50 : 25,210,187.98 = 10,926,091.51 : x
  2. Step 2: Convert to fraction form
    18,268,258.50/25,210,187.98 = 10,926,091.51/x
  3. Step 3: Cross multiply
    18,268,258.50x = 25,210,187.98 × 10,926,091.51
  4. Step 4: Simplify right side
    18,268,258.50x = 275,448,820,763,441.34
  5. Step 5: Solve for x
    x = 275,448,820,763,441.34/18,268,258.50
  6. Step 6: Final answer
    x = 15,078,001.05

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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.