Home / 81,792,005.10-122,688,007.65-24,293,150.70

Finding the Fourth Proportional to 81,792,005.10, 122,688,007.65 and 24,293,150.70

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Solution

The fourth proportional to 81,792,005.10, 122,688,007.65 and 24,293,150.70 is: 36,439,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,792,005.10 : 122,688,007.65 = 24,293,150.70 : x
  2. Step 2: Convert to fraction form
    81,792,005.10/122,688,007.65 = 24,293,150.70/x
  3. Step 3: Cross multiply
    81,792,005.10x = 122,688,007.65 × 24,293,150.70
  4. Step 4: Simplify right side
    81,792,005.10x = 2,980,478,258,924,203
  5. Step 5: Solve for x
    x = 2,980,478,258,924,203/81,792,005.10
  6. Step 6: Final answer
    x = 36,439,726.05

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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.