Home / 48,387,639.30-72,689,593.35-40,425,015.30

Finding the Fourth Proportional to 48,387,639.30, 72,689,593.35 and 40,425,015.30

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Solution

The fourth proportional to 48,387,639.30, 72,689,593.35 and 40,425,015.30 is: 60,727,862.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387,639.30 : 72,689,593.35 = 40,425,015.30 : x
  2. Step 2: Convert to fraction form
    48,387,639.30/72,689,593.35 = 40,425,015.30/x
  3. Step 3: Cross multiply
    48,387,639.30x = 72,689,593.35 × 40,425,015.30
  4. Step 4: Simplify right side
    48,387,639.30x = 2,938,477,923,324,528
  5. Step 5: Solve for x
    x = 2,938,477,923,324,528/48,387,639.30
  6. Step 6: Final answer
    x = 60,727,862.86

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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.