Home / 51,915,699.76-77,867,600.96-13,580,914

Finding the Fourth Proportional to 51,915,699.76, 77,867,600.96 and 13,580,914

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Solution

The fourth proportional to 51,915,699.76, 77,867,600.96 and 13,580,914 is: 20,369,814.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,915,699.76 : 77,867,600.96 = 13,580,914 : x
  2. Step 2: Convert to fraction form
    51,915,699.76/77,867,600.96 = 13,580,914/x
  3. Step 3: Cross multiply
    51,915,699.76x = 77,867,600.96 × 13,580,914
  4. Step 4: Simplify right side
    51,915,699.76x = 1,057,513,192,024,077.38
  5. Step 5: Solve for x
    x = 1,057,513,192,024,077.38/51,915,699.76
  6. Step 6: Final answer
    x = 20,369,814.85

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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.