Home / 12,901,307.28-19,347,349.92-4,263,809.10

Finding the Fourth Proportional to 12,901,307.28, 19,347,349.92 and 4,263,809.10

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Solution

The fourth proportional to 12,901,307.28, 19,347,349.92 and 4,263,809.10 is: 6,394,189.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,901,307.28 : 19,347,349.92 = 4,263,809.10 : x
  2. Step 2: Convert to fraction form
    12,901,307.28/19,347,349.92 = 4,263,809.10/x
  3. Step 3: Cross multiply
    12,901,307.28x = 19,347,349.92 × 4,263,809.10
  4. Step 4: Simplify right side
    12,901,307.28x = 82,493,406,649,780.27
  5. Step 5: Solve for x
    x = 82,493,406,649,780.27/12,901,307.28
  6. Step 6: Final answer
    x = 6,394,189.74

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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.