Home / 8,317,138.80-12,469,487.40-4,534,892.40

Finding the Fourth Proportional to 8,317,138.80, 12,469,487.40 and 4,534,892.40

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Solution

The fourth proportional to 8,317,138.80, 12,469,487.40 and 4,534,892.40 is: 6,798,946.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,138.80 : 12,469,487.40 = 4,534,892.40 : x
  2. Step 2: Convert to fraction form
    8,317,138.80/12,469,487.40 = 4,534,892.40/x
  3. Step 3: Cross multiply
    8,317,138.80x = 12,469,487.40 × 4,534,892.40
  4. Step 4: Simplify right side
    8,317,138.80x = 56,547,783,642,155.77
  5. Step 5: Solve for x
    x = 56,547,783,642,155.77/8,317,138.80
  6. Step 6: Final answer
    x = 6,798,946.73

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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.