Home / 15,866,667-23,799,998.40-10,474,053.90

Finding the Fourth Proportional to 15,866,667, 23,799,998.40 and 10,474,053.90

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Solution

The fourth proportional to 15,866,667, 23,799,998.40 and 10,474,053.90 is: 15,711,079.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,866,667 : 23,799,998.40 = 10,474,053.90 : x
  2. Step 2: Convert to fraction form
    15,866,667/23,799,998.40 = 10,474,053.90/x
  3. Step 3: Cross multiply
    15,866,667x = 23,799,998.40 × 10,474,053.90
  4. Step 4: Simplify right side
    15,866,667x = 249,282,466,061,513.75
  5. Step 5: Solve for x
    x = 249,282,466,061,513.75/15,866,667
  6. Step 6: Final answer
    x = 15,711,079.46

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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.