Home / 10,543,595.10-15,815,392.65-6,288,567.90

Finding the Fourth Proportional to 10,543,595.10, 15,815,392.65 and 6,288,567.90

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Solution

The fourth proportional to 10,543,595.10, 15,815,392.65 and 6,288,567.90 is: 9,432,851.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543,595.10 : 15,815,392.65 = 6,288,567.90 : x
  2. Step 2: Convert to fraction form
    10,543,595.10/15,815,392.65 = 6,288,567.90/x
  3. Step 3: Cross multiply
    10,543,595.10x = 15,815,392.65 × 6,288,567.90
  4. Step 4: Simplify right side
    10,543,595.10x = 99,456,170,544,685.94
  5. Step 5: Solve for x
    x = 99,456,170,544,685.94/10,543,595.10
  6. Step 6: Final answer
    x = 9,432,851.85

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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.