Home / 6,381,666.90-9,572,500.35-5,673,878.10

Finding the Fourth Proportional to 6,381,666.90, 9,572,500.35 and 5,673,878.10

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Solution

The fourth proportional to 6,381,666.90, 9,572,500.35 and 5,673,878.10 is: 8,510,817.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,666.90 : 9,572,500.35 = 5,673,878.10 : x
  2. Step 2: Convert to fraction form
    6,381,666.90/9,572,500.35 = 5,673,878.10/x
  3. Step 3: Cross multiply
    6,381,666.90x = 9,572,500.35 × 5,673,878.10
  4. Step 4: Simplify right side
    6,381,666.90x = 54,313,200,098,107.33
  5. Step 5: Solve for x
    x = 54,313,200,098,107.33/6,381,666.90
  6. Step 6: Final answer
    x = 8,510,817.15

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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.