Home / 14,493,940.20-20,001,702.60-7,967,990.52

Finding the Fourth Proportional to 14,493,940.20, 20,001,702.60 and 7,967,990.52

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Solution

The fourth proportional to 14,493,940.20, 20,001,702.60 and 7,967,990.52 is: 10,995,862.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,493,940.20 : 20,001,702.60 = 7,967,990.52 : x
  2. Step 2: Convert to fraction form
    14,493,940.20/20,001,702.60 = 7,967,990.52/x
  3. Step 3: Cross multiply
    14,493,940.20x = 20,001,702.60 × 7,967,990.52
  4. Step 4: Simplify right side
    14,493,940.20x = 159,373,376,700,659.34
  5. Step 5: Solve for x
    x = 159,373,376,700,659.34/14,493,940.20
  6. Step 6: Final answer
    x = 10,995,862.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.