Home / 38,532,428.19-57,758,182.61-12,964,561.11

Finding the Fourth Proportional to 38,532,428.19, 57,758,182.61 and 12,964,561.11

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Solution

The fourth proportional to 38,532,428.19, 57,758,182.61 and 12,964,561.11 is: 19,433,228.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,532,428.19 : 57,758,182.61 = 12,964,561.11 : x
  2. Step 2: Convert to fraction form
    38,532,428.19/57,758,182.61 = 12,964,561.11/x
  3. Step 3: Cross multiply
    38,532,428.19x = 57,758,182.61 × 12,964,561.11
  4. Step 4: Simplify right side
    38,532,428.19x = 748,809,487,985,061.38
  5. Step 5: Solve for x
    x = 748,809,487,985,061.38/38,532,428.19
  6. Step 6: Final answer
    x = 19,433,228.66

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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.