Home / 8,385,630.60-12,578,445.90-2,996,862.60

Finding the Fourth Proportional to 8,385,630.60, 12,578,445.90 and 2,996,862.60

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Solution

The fourth proportional to 8,385,630.60, 12,578,445.90 and 2,996,862.60 is: 4,495,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,385,630.60 : 12,578,445.90 = 2,996,862.60 : x
  2. Step 2: Convert to fraction form
    8,385,630.60/12,578,445.90 = 2,996,862.60/x
  3. Step 3: Cross multiply
    8,385,630.60x = 12,578,445.90 × 2,996,862.60
  4. Step 4: Simplify right side
    8,385,630.60x = 37,695,874,083,833.34
  5. Step 5: Solve for x
    x = 37,695,874,083,833.34/8,385,630.60
  6. Step 6: Final answer
    x = 4,495,293.90

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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.