Home / 23,680,308.66-32,678,826.16-12,815,292.66

Finding the Fourth Proportional to 23,680,308.66, 32,678,826.16 and 12,815,292.66

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Solution

The fourth proportional to 23,680,308.66, 32,678,826.16 and 12,815,292.66 is: 17,685,103.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680,308.66 : 32,678,826.16 = 12,815,292.66 : x
  2. Step 2: Convert to fraction form
    23,680,308.66/32,678,826.16 = 12,815,292.66/x
  3. Step 3: Cross multiply
    23,680,308.66x = 32,678,826.16 × 12,815,292.66
  4. Step 4: Simplify right side
    23,680,308.66x = 418,788,721,025,664
  5. Step 5: Solve for x
    x = 418,788,721,025,664/23,680,308.66
  6. Step 6: Final answer
    x = 17,685,103.98

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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.