Home / 39,307,546.80-58,961,320.20-13,745,890.80

Finding the Fourth Proportional to 39,307,546.80, 58,961,320.20 and 13,745,890.80

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Solution

The fourth proportional to 39,307,546.80, 58,961,320.20 and 13,745,890.80 is: 20,618,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,307,546.80 : 58,961,320.20 = 13,745,890.80 : x
  2. Step 2: Convert to fraction form
    39,307,546.80/58,961,320.20 = 13,745,890.80/x
  3. Step 3: Cross multiply
    39,307,546.80x = 58,961,320.20 × 13,745,890.80
  4. Step 4: Simplify right side
    39,307,546.80x = 810,475,868,893,034.25
  5. Step 5: Solve for x
    x = 810,475,868,893,034.25/39,307,546.80
  6. Step 6: Final answer
    x = 20,618,836.20

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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.