Home / 10,404,781.80-15,596,675.10-4,729,079.40

Finding the Fourth Proportional to 10,404,781.80, 15,596,675.10 and 4,729,079.40

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Solution

The fourth proportional to 10,404,781.80, 15,596,675.10 and 4,729,079.40 is: 7,088,847.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404,781.80 : 15,596,675.10 = 4,729,079.40 : x
  2. Step 2: Convert to fraction form
    10,404,781.80/15,596,675.10 = 4,729,079.40/x
  3. Step 3: Cross multiply
    10,404,781.80x = 15,596,675.10 × 4,729,079.40
  4. Step 4: Simplify right side
    10,404,781.80x = 73,757,914,923,902.94
  5. Step 5: Solve for x
    x = 73,757,914,923,902.94/10,404,781.80
  6. Step 6: Final answer
    x = 7,088,847.83

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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.