Home / 8,451,214.40-12,676,821.60-8,038,337.60

Finding the Fourth Proportional to 8,451,214.40, 12,676,821.60 and 8,038,337.60

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Solution

The fourth proportional to 8,451,214.40, 12,676,821.60 and 8,038,337.60 is: 12,057,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451,214.40 : 12,676,821.60 = 8,038,337.60 : x
  2. Step 2: Convert to fraction form
    8,451,214.40/12,676,821.60 = 8,038,337.60/x
  3. Step 3: Cross multiply
    8,451,214.40x = 12,676,821.60 × 8,038,337.60
  4. Step 4: Simplify right side
    8,451,214.40x = 101,900,571,715,772.16
  5. Step 5: Solve for x
    x = 101,900,571,715,772.16/8,451,214.40
  6. Step 6: Final answer
    x = 12,057,506.40

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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.