Home / 30,177,620.76-45,266,445.72-9,982,862.76

Finding the Fourth Proportional to 30,177,620.76, 45,266,445.72 and 9,982,862.76

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Solution

The fourth proportional to 30,177,620.76, 45,266,445.72 and 9,982,862.76 is: 14,974,298.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,177,620.76 : 45,266,445.72 = 9,982,862.76 : x
  2. Step 2: Convert to fraction form
    30,177,620.76/45,266,445.72 = 9,982,862.76/x
  3. Step 3: Cross multiply
    30,177,620.76x = 45,266,445.72 × 9,982,862.76
  4. Step 4: Simplify right side
    30,177,620.76x = 451,888,715,255,749.38
  5. Step 5: Solve for x
    x = 451,888,715,255,749.38/30,177,620.76
  6. Step 6: Final answer
    x = 14,974,298.96

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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.