Home / 20,757,614.40-31,124,375.46-9,827,712.27

Finding the Fourth Proportional to 20,757,614.40, 31,124,375.46 and 9,827,712.27

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Solution

The fourth proportional to 20,757,614.40, 31,124,375.46 and 9,827,712.27 is: 14,735,865.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,757,614.40 : 31,124,375.46 = 9,827,712.27 : x
  2. Step 2: Convert to fraction form
    20,757,614.40/31,124,375.46 = 9,827,712.27/x
  3. Step 3: Cross multiply
    20,757,614.40x = 31,124,375.46 × 9,827,712.27
  4. Step 4: Simplify right side
    20,757,614.40x = 305,881,406,604,328.88
  5. Step 5: Solve for x
    x = 305,881,406,604,328.88/20,757,614.40
  6. Step 6: Final answer
    x = 14,735,865.15

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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.