Home / 15,673,425.80-23,481,108.30-8,921,784.20

Finding the Fourth Proportional to 15,673,425.80, 23,481,108.30 and 8,921,784.20

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Solution

The fourth proportional to 15,673,425.80, 23,481,108.30 and 8,921,784.20 is: 13,366,151.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673,425.80 : 23,481,108.30 = 8,921,784.20 : x
  2. Step 2: Convert to fraction form
    15,673,425.80/23,481,108.30 = 8,921,784.20/x
  3. Step 3: Cross multiply
    15,673,425.80x = 23,481,108.30 × 8,921,784.20
  4. Step 4: Simplify right side
    15,673,425.80x = 209,493,381,029,428.84
  5. Step 5: Solve for x
    x = 209,493,381,029,428.84/15,673,425.80
  6. Step 6: Final answer
    x = 13,366,151.33

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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.