Home / 18,432,702.30-27,649,053.45-5,655,179.10

Finding the Fourth Proportional to 18,432,702.30, 27,649,053.45 and 5,655,179.10

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Solution

The fourth proportional to 18,432,702.30, 27,649,053.45 and 5,655,179.10 is: 8,482,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432,702.30 : 27,649,053.45 = 5,655,179.10 : x
  2. Step 2: Convert to fraction form
    18,432,702.30/27,649,053.45 = 5,655,179.10/x
  3. Step 3: Cross multiply
    18,432,702.30x = 27,649,053.45 × 5,655,179.10
  4. Step 4: Simplify right side
    18,432,702.30x = 156,360,349,205,222.88
  5. Step 5: Solve for x
    x = 156,360,349,205,222.88/18,432,702.30
  6. Step 6: Final answer
    x = 8,482,768.65

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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.