Home / 13,655,590.32-20,480,605.10-5,016,721.62

Finding the Fourth Proportional to 13,655,590.32, 20,480,605.10 and 5,016,721.62

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Solution

The fourth proportional to 13,655,590.32, 20,480,605.10 and 5,016,721.62 is: 7,524,060.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,655,590.32 : 20,480,605.10 = 5,016,721.62 : x
  2. Step 2: Convert to fraction form
    13,655,590.32/20,480,605.10 = 5,016,721.62/x
  3. Step 3: Cross multiply
    13,655,590.32x = 20,480,605.10 × 5,016,721.62
  4. Step 4: Simplify right side
    13,655,590.32x = 102,745,494,370,768.66
  5. Step 5: Solve for x
    x = 102,745,494,370,768.66/13,655,590.32
  6. Step 6: Final answer
    x = 7,524,060.99

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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.