Home / 8,857,009.20-13,285,513.80-5,833,700.40

Finding the Fourth Proportional to 8,857,009.20, 13,285,513.80 and 5,833,700.40

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Solution

The fourth proportional to 8,857,009.20, 13,285,513.80 and 5,833,700.40 is: 8,750,550.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,009.20 : 13,285,513.80 = 5,833,700.40 : x
  2. Step 2: Convert to fraction form
    8,857,009.20/13,285,513.80 = 5,833,700.40/x
  3. Step 3: Cross multiply
    8,857,009.20x = 13,285,513.80 × 5,833,700.40
  4. Step 4: Simplify right side
    8,857,009.20x = 77,503,707,169,265.53
  5. Step 5: Solve for x
    x = 77,503,707,169,265.53/8,857,009.20
  6. Step 6: Final answer
    x = 8,750,550.60

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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.