Home / 8,908,816.80-13,363,225.20-6,221,431.20

Finding the Fourth Proportional to 8,908,816.80, 13,363,225.20 and 6,221,431.20

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Solution

The fourth proportional to 8,908,816.80, 13,363,225.20 and 6,221,431.20 is: 9,332,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908,816.80 : 13,363,225.20 = 6,221,431.20 : x
  2. Step 2: Convert to fraction form
    8,908,816.80/13,363,225.20 = 6,221,431.20/x
  3. Step 3: Cross multiply
    8,908,816.80x = 13,363,225.20 × 6,221,431.20
  4. Step 4: Simplify right side
    8,908,816.80x = 83,138,386,191,906.23
  5. Step 5: Solve for x
    x = 83,138,386,191,906.23/8,908,816.80
  6. Step 6: Final answer
    x = 9,332,146.80

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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.