Home / 8,432,139.31-12,648,207.44-4,597,186.68

Finding the Fourth Proportional to 8,432,139.31, 12,648,207.44 and 4,597,186.68

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Solution

The fourth proportional to 8,432,139.31, 12,648,207.44 and 4,597,186.68 is: 6,895,779.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432,139.31 : 12,648,207.44 = 4,597,186.68 : x
  2. Step 2: Convert to fraction form
    8,432,139.31/12,648,207.44 = 4,597,186.68/x
  3. Step 3: Cross multiply
    8,432,139.31x = 12,648,207.44 × 4,597,186.68
  4. Step 4: Simplify right side
    8,432,139.31x = 58,146,170,780,537.87
  5. Step 5: Solve for x
    x = 58,146,170,780,537.87/8,432,139.31
  6. Step 6: Final answer
    x = 6,895,779.19

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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.