Home / 28,502,593.50-39,366,267.63-18,756,546.93

Finding the Fourth Proportional to 28,502,593.50, 39,366,267.63 and 18,756,546.93

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Solution

The fourth proportional to 28,502,593.50, 39,366,267.63 and 18,756,546.93 is: 25,905,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,502,593.50 : 39,366,267.63 = 18,756,546.93 : x
  2. Step 2: Convert to fraction form
    28,502,593.50/39,366,267.63 = 18,756,546.93/x
  3. Step 3: Cross multiply
    28,502,593.50x = 39,366,267.63 × 18,756,546.93
  4. Step 4: Simplify right side
    28,502,593.50x = 738,375,246,261,034.88
  5. Step 5: Solve for x
    x = 738,375,246,261,034.88/28,502,593.50
  6. Step 6: Final answer
    x = 25,905,545.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.