Home / 48,387,718.80-72,689,712.60-40,425,094.80

Finding the Fourth Proportional to 48,387,718.80, 72,689,712.60 and 40,425,094.80

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Solution

The fourth proportional to 48,387,718.80, 72,689,712.60 and 40,425,094.80 is: 60,727,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387,718.80 : 72,689,712.60 = 40,425,094.80 : x
  2. Step 2: Convert to fraction form
    48,387,718.80/72,689,712.60 = 40,425,094.80/x
  3. Step 3: Cross multiply
    48,387,718.80x = 72,689,712.60 × 40,425,094.80
  4. Step 4: Simplify right side
    48,387,718.80x = 2,938,488,522,839,754
  5. Step 5: Solve for x
    x = 2,938,488,522,839,754/48,387,718.80
  6. Step 6: Final answer
    x = 60,727,982.13

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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.