Home / 8,547,511.20-12,810,380.40-3,493,111.20

Finding the Fourth Proportional to 8,547,511.20, 12,810,380.40 and 3,493,111.20

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Solution

The fourth proportional to 8,547,511.20, 12,810,380.40 and 3,493,111.20 is: 5,235,217.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547,511.20 : 12,810,380.40 = 3,493,111.20 : x
  2. Step 2: Convert to fraction form
    8,547,511.20/12,810,380.40 = 3,493,111.20/x
  3. Step 3: Cross multiply
    8,547,511.20x = 12,810,380.40 × 3,493,111.20
  4. Step 4: Simplify right side
    8,547,511.20x = 44,748,083,251,500.48
  5. Step 5: Solve for x
    x = 44,748,083,251,500.48/8,547,511.20
  6. Step 6: Final answer
    x = 5,235,217.86

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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.