Home / 8,675,488.80-13,013,233.20-5,085,309.60

Finding the Fourth Proportional to 8,675,488.80, 13,013,233.20 and 5,085,309.60

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Solution

The fourth proportional to 8,675,488.80, 13,013,233.20 and 5,085,309.60 is: 7,627,964.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675,488.80 : 13,013,233.20 = 5,085,309.60 : x
  2. Step 2: Convert to fraction form
    8,675,488.80/13,013,233.20 = 5,085,309.60/x
  3. Step 3: Cross multiply
    8,675,488.80x = 13,013,233.20 × 5,085,309.60
  4. Step 4: Simplify right side
    8,675,488.80x = 66,176,319,718,998.71
  5. Step 5: Solve for x
    x = 66,176,319,718,998.71/8,675,488.80
  6. Step 6: Final answer
    x = 7,627,964.40

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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.