Home / 20,314,174.93-30,464,176.50-8,948,423.41

Finding the Fourth Proportional to 20,314,174.93, 30,464,176.50 and 8,948,423.41

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Solution

The fourth proportional to 20,314,174.93, 30,464,176.50 and 8,948,423.41 is: 13,419,513.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,314,174.93 : 30,464,176.50 = 8,948,423.41 : x
  2. Step 2: Convert to fraction form
    20,314,174.93/30,464,176.50 = 8,948,423.41/x
  3. Step 3: Cross multiply
    20,314,174.93x = 30,464,176.50 × 8,948,423.41
  4. Step 4: Simplify right side
    20,314,174.93x = 272,606,350,158,971.88
  5. Step 5: Solve for x
    x = 272,606,350,158,971.88/20,314,174.93
  6. Step 6: Final answer
    x = 13,419,513.77

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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.