Home / 8,746,991.40-13,120,487.10-5,566,218.60

Finding the Fourth Proportional to 8,746,991.40, 13,120,487.10 and 5,566,218.60

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Solution

The fourth proportional to 8,746,991.40, 13,120,487.10 and 5,566,218.60 is: 8,349,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746,991.40 : 13,120,487.10 = 5,566,218.60 : x
  2. Step 2: Convert to fraction form
    8,746,991.40/13,120,487.10 = 5,566,218.60/x
  3. Step 3: Cross multiply
    8,746,991.40x = 13,120,487.10 × 5,566,218.60
  4. Step 4: Simplify right side
    8,746,991.40x = 73,031,499,337,080.05
  5. Step 5: Solve for x
    x = 73,031,499,337,080.05/8,746,991.40
  6. Step 6: Final answer
    x = 8,349,327.90

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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.