Home / 48,386,587.80-72,688,016.10-40,423,963.80

Finding the Fourth Proportional to 48,386,587.80, 72,688,016.10 and 40,423,963.80

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Solution

The fourth proportional to 48,386,587.80, 72,688,016.10 and 40,423,963.80 is: 60,726,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386,587.80 : 72,688,016.10 = 40,423,963.80 : x
  2. Step 2: Convert to fraction form
    48,386,587.80/72,688,016.10 = 40,423,963.80/x
  3. Step 3: Cross multiply
    48,386,587.80x = 72,688,016.10 × 40,423,963.80
  4. Step 4: Simplify right side
    48,386,587.80x = 2,938,337,731,520,216.50
  5. Step 5: Solve for x
    x = 2,938,337,731,520,216.50/48,386,587.80
  6. Step 6: Final answer
    x = 60,726,285.22

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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.