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Finding the Fourth Proportional to 62,711,971.04, 86,539,595.04 and 34,836,488

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Solution

The fourth proportional to 62,711,971.04, 86,539,595.04 and 34,836,488 is: 48,072,728.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,711,971.04 : 86,539,595.04 = 34,836,488 : x
  2. Step 2: Convert to fraction form
    62,711,971.04/86,539,595.04 = 34,836,488/x
  3. Step 3: Cross multiply
    62,711,971.04x = 86,539,595.04 × 34,836,488
  4. Step 4: Simplify right side
    62,711,971.04x = 3,014,735,564,135,819.50
  5. Step 5: Solve for x
    x = 3,014,735,564,135,819.50/62,711,971.04
  6. Step 6: Final answer
    x = 48,072,728.61

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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.