Home / 15,673,430.30-23,481,115.05-8,921,788.70

Finding the Fourth Proportional to 15,673,430.30, 23,481,115.05 and 8,921,788.70

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Solution

The fourth proportional to 15,673,430.30, 23,481,115.05 and 8,921,788.70 is: 13,366,158.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673,430.30 : 23,481,115.05 = 8,921,788.70 : x
  2. Step 2: Convert to fraction form
    15,673,430.30/23,481,115.05 = 8,921,788.70/x
  3. Step 3: Cross multiply
    15,673,430.30x = 23,481,115.05 × 8,921,788.70
  4. Step 4: Simplify right side
    15,673,430.30x = 209,493,546,916,489.94
  5. Step 5: Solve for x
    x = 209,493,546,916,489.94/15,673,430.30
  6. Step 6: Final answer
    x = 13,366,158.07

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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.