Home / 15,360,471.05-23,032,993.29-5,121,706.60

Finding the Fourth Proportional to 15,360,471.05, 23,032,993.29 and 5,121,706.60

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Solution

The fourth proportional to 15,360,471.05, 23,032,993.29 and 5,121,706.60 is: 7,679,988.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360,471.05 : 23,032,993.29 = 5,121,706.60 : x
  2. Step 2: Convert to fraction form
    15,360,471.05/23,032,993.29 = 5,121,706.60/x
  3. Step 3: Cross multiply
    15,360,471.05x = 23,032,993.29 × 5,121,706.60
  4. Step 4: Simplify right side
    15,360,471.05x = 117,968,233,659,982.58
  5. Step 5: Solve for x
    x = 117,968,233,659,982.58/15,360,471.05
  6. Step 6: Final answer
    x = 7,679,988.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.