Home / 31,028,753.76-46,527,559.20-18,079,089.36

Finding the Fourth Proportional to 31,028,753.76, 46,527,559.20 and 18,079,089.36

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Solution

The fourth proportional to 31,028,753.76, 46,527,559.20 and 18,079,089.36 is: 27,109,561.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,028,753.76 : 46,527,559.20 = 18,079,089.36 : x
  2. Step 2: Convert to fraction form
    31,028,753.76/46,527,559.20 = 18,079,089.36/x
  3. Step 3: Cross multiply
    31,028,753.76x = 46,527,559.20 × 18,079,089.36
  4. Step 4: Simplify right side
    31,028,753.76x = 841,175,900,479,490.12
  5. Step 5: Solve for x
    x = 841,175,900,479,490.12/31,028,753.76
  6. Step 6: Final answer
    x = 27,109,561.25

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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.