Home / 15,703,630.50-23,555,451.21-4,921,767.90

Finding the Fourth Proportional to 15,703,630.50, 23,555,451.21 and 4,921,767.90

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Solution

The fourth proportional to 15,703,630.50, 23,555,451.21 and 4,921,767.90 is: 7,382,653.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,703,630.50 : 23,555,451.21 = 4,921,767.90 : x
  2. Step 2: Convert to fraction form
    15,703,630.50/23,555,451.21 = 4,921,767.90/x
  3. Step 3: Cross multiply
    15,703,630.50x = 23,555,451.21 × 4,921,767.90
  4. Step 4: Simplify right side
    15,703,630.50x = 115,934,463,635,394.17
  5. Step 5: Solve for x
    x = 115,934,463,635,394.17/15,703,630.50
  6. Step 6: Final answer
    x = 7,382,653.56

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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.