Home / 15,249,965.40-22,874,948.10-5,152,440.60

Finding the Fourth Proportional to 15,249,965.40, 22,874,948.10 and 5,152,440.60

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Solution

The fourth proportional to 15,249,965.40, 22,874,948.10 and 5,152,440.60 is: 7,728,660.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249,965.40 : 22,874,948.10 = 5,152,440.60 : x
  2. Step 2: Convert to fraction form
    15,249,965.40/22,874,948.10 = 5,152,440.60/x
  3. Step 3: Cross multiply
    15,249,965.40x = 22,874,948.10 × 5,152,440.60
  4. Step 4: Simplify right side
    15,249,965.40x = 117,861,811,313,332.86
  5. Step 5: Solve for x
    x = 117,861,811,313,332.86/15,249,965.40
  6. Step 6: Final answer
    x = 7,728,660.90

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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.