Home / 20,923,549.28-31,385,424.09-6,350,595.38

Finding the Fourth Proportional to 20,923,549.28, 31,385,424.09 and 6,350,595.38

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Solution

The fourth proportional to 20,923,549.28, 31,385,424.09 and 6,350,595.38 is: 9,525,923.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,923,549.28 : 31,385,424.09 = 6,350,595.38 : x
  2. Step 2: Convert to fraction form
    20,923,549.28/31,385,424.09 = 6,350,595.38/x
  3. Step 3: Cross multiply
    20,923,549.28x = 31,385,424.09 × 6,350,595.38
  4. Step 4: Simplify right side
    20,923,549.28x = 199,316,129,225,294.69
  5. Step 5: Solve for x
    x = 199,316,129,225,294.69/20,923,549.28
  6. Step 6: Final answer
    x = 9,525,923.47

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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.