Home / 31,010,399.08-46,516,881.18-9,150,778.55

Finding the Fourth Proportional to 31,010,399.08, 46,516,881.18 and 9,150,778.55

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Solution

The fourth proportional to 31,010,399.08, 46,516,881.18 and 9,150,778.55 is: 13,726,546.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,010,399.08 : 46,516,881.18 = 9,150,778.55 : x
  2. Step 2: Convert to fraction form
    31,010,399.08/46,516,881.18 = 9,150,778.55/x
  3. Step 3: Cross multiply
    31,010,399.08x = 46,516,881.18 × 9,150,778.55
  4. Step 4: Simplify right side
    31,010,399.08x = 425,665,678,514,842.75
  5. Step 5: Solve for x
    x = 425,665,678,514,842.75/31,010,399.08
  6. Step 6: Final answer
    x = 13,726,546.29

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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.