Home / 21,096,829.48-31,634,775.56-6,718,023.88

Finding the Fourth Proportional to 21,096,829.48, 31,634,775.56 and 6,718,023.88

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Solution

The fourth proportional to 21,096,829.48, 31,634,775.56 and 6,718,023.88 is: 10,073,702.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,096,829.48 : 31,634,775.56 = 6,718,023.88 : x
  2. Step 2: Convert to fraction form
    21,096,829.48/31,634,775.56 = 6,718,023.88/x
  3. Step 3: Cross multiply
    21,096,829.48x = 31,634,775.56 × 6,718,023.88
  4. Step 4: Simplify right side
    21,096,829.48x = 212,523,177,650,520.38
  5. Step 5: Solve for x
    x = 212,523,177,650,520.38/21,096,829.48
  6. Step 6: Final answer
    x = 10,073,702.20

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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.