Home / 8,972,354.80-13,458,532.20-6,563,155.60

Finding the Fourth Proportional to 8,972,354.80, 13,458,532.20 and 6,563,155.60

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Solution

The fourth proportional to 8,972,354.80, 13,458,532.20 and 6,563,155.60 is: 9,844,733.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,354.80 : 13,458,532.20 = 6,563,155.60 : x
  2. Step 2: Convert to fraction form
    8,972,354.80/13,458,532.20 = 6,563,155.60/x
  3. Step 3: Cross multiply
    8,972,354.80x = 13,458,532.20 × 6,563,155.60
  4. Step 4: Simplify right side
    8,972,354.80x = 88,330,440,976,210.31
  5. Step 5: Solve for x
    x = 88,330,440,976,210.31/8,972,354.80
  6. Step 6: Final answer
    x = 9,844,733.40

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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.