Home / 8,658,543.30-12,984,753.15-2,977,446.30

Finding the Fourth Proportional to 8,658,543.30, 12,984,753.15 and 2,977,446.30

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Solution

The fourth proportional to 8,658,543.30, 12,984,753.15 and 2,977,446.30 is: 4,465,116.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,658,543.30 : 12,984,753.15 = 2,977,446.30 : x
  2. Step 2: Convert to fraction form
    8,658,543.30/12,984,753.15 = 2,977,446.30/x
  3. Step 3: Cross multiply
    8,658,543.30x = 12,984,753.15 × 2,977,446.30
  4. Step 4: Simplify right side
    8,658,543.30x = 38,661,405,222,880.84
  5. Step 5: Solve for x
    x = 38,661,405,222,880.84/8,658,543.30
  6. Step 6: Final answer
    x = 4,465,116.58

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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.