Home / 48,387,417.30-72,497,145.15-31,339,314.90

Finding the Fourth Proportional to 48,387,417.30, 72,497,145.15 and 31,339,314.90

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Solution

The fourth proportional to 48,387,417.30, 72,497,145.15 and 31,339,314.90 is: 46,954,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,387,417.30 : 72,497,145.15 = 31,339,314.90 : x
  2. Step 2: Convert to fraction form
    48,387,417.30/72,497,145.15 = 31,339,314.90/x
  3. Step 3: Cross multiply
    48,387,417.30x = 72,497,145.15 × 31,339,314.90
  4. Step 4: Simplify right side
    48,387,417.30x = 2,272,010,861,206,858
  5. Step 5: Solve for x
    x = 2,272,010,861,206,858/48,387,417.30
  6. Step 6: Final answer
    x = 46,954,580.10

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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.