Home / 56,004,132.80-84,006,199.20-52,602,910.40

Finding the Fourth Proportional to 56,004,132.80, 84,006,199.20 and 52,602,910.40

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Solution

The fourth proportional to 56,004,132.80, 84,006,199.20 and 52,602,910.40 is: 78,904,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,004,132.80 : 84,006,199.20 = 52,602,910.40 : x
  2. Step 2: Convert to fraction form
    56,004,132.80/84,006,199.20 = 52,602,910.40/x
  3. Step 3: Cross multiply
    56,004,132.80x = 84,006,199.20 × 52,602,910.40
  4. Step 4: Simplify right side
    56,004,132.80x = 4,418,970,569,562,151.50
  5. Step 5: Solve for x
    x = 4,418,970,569,562,151.50/56,004,132.80
  6. Step 6: Final answer
    x = 78,904,365.60

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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.