Home / 8,863,410.80-13,295,116.20-5,672,140.40

Finding the Fourth Proportional to 8,863,410.80, 13,295,116.20 and 5,672,140.40

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Solution

The fourth proportional to 8,863,410.80, 13,295,116.20 and 5,672,140.40 is: 8,508,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863,410.80 : 13,295,116.20 = 5,672,140.40 : x
  2. Step 2: Convert to fraction form
    8,863,410.80/13,295,116.20 = 5,672,140.40/x
  3. Step 3: Cross multiply
    8,863,410.80x = 13,295,116.20 × 5,672,140.40
  4. Step 4: Simplify right side
    8,863,410.80x = 75,411,765,720,714.48
  5. Step 5: Solve for x
    x = 75,411,765,720,714.48/8,863,410.80
  6. Step 6: Final answer
    x = 8,508,210.60

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Similar ratio
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1.5x scale

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.