Home / 42,696,518.33-64,044,778.17-10,348,420.86

Finding the Fourth Proportional to 42,696,518.33, 64,044,778.17 and 10,348,420.86

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Solution

The fourth proportional to 42,696,518.33, 64,044,778.17 and 10,348,420.86 is: 15,522,631.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,696,518.33 : 64,044,778.17 = 10,348,420.86 : x
  2. Step 2: Convert to fraction form
    42,696,518.33/64,044,778.17 = 10,348,420.86/x
  3. Step 3: Cross multiply
    42,696,518.33x = 64,044,778.17 × 10,348,420.86
  4. Step 4: Simplify right side
    42,696,518.33x = 662,762,318,711,375
  5. Step 5: Solve for x
    x = 662,762,318,711,375/42,696,518.33
  6. Step 6: Final answer
    x = 15,522,631.46

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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.