Home / 15,653,564.91-23,480,114.08-5,425,869.87

Finding the Fourth Proportional to 15,653,564.91, 23,480,114.08 and 5,425,869.87

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Solution

The fourth proportional to 15,653,564.91, 23,480,114.08 and 5,425,869.87 is: 8,138,723.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,653,564.91 : 23,480,114.08 = 5,425,869.87 : x
  2. Step 2: Convert to fraction form
    15,653,564.91/23,480,114.08 = 5,425,869.87/x
  3. Step 3: Cross multiply
    15,653,564.91x = 23,480,114.08 × 5,425,869.87
  4. Step 4: Simplify right side
    15,653,564.91x = 127,400,043,530,834.77
  5. Step 5: Solve for x
    x = 127,400,043,530,834.77/15,653,564.91
  6. Step 6: Final answer
    x = 8,138,723.94

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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.