Home / 11,491,746.90-17,229,747.15-5,429,382.90

Finding the Fourth Proportional to 11,491,746.90, 17,229,747.15 and 5,429,382.90

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Solution

The fourth proportional to 11,491,746.90, 17,229,747.15 and 5,429,382.90 is: 8,140,354.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491,746.90 : 17,229,747.15 = 5,429,382.90 : x
  2. Step 2: Convert to fraction form
    11,491,746.90/17,229,747.15 = 5,429,382.90/x
  3. Step 3: Cross multiply
    11,491,746.90x = 17,229,747.15 × 5,429,382.90
  4. Step 4: Simplify right side
    11,491,746.90x = 93,546,894,547,533.73
  5. Step 5: Solve for x
    x = 93,546,894,547,533.73/11,491,746.90
  6. Step 6: Final answer
    x = 8,140,354.58

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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.