Home / 8,748,013.80-13,122,020.70-8,252,002.20

Finding the Fourth Proportional to 8,748,013.80, 13,122,020.70 and 8,252,002.20

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Solution

The fourth proportional to 8,748,013.80, 13,122,020.70 and 8,252,002.20 is: 12,378,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,013.80 : 13,122,020.70 = 8,252,002.20 : x
  2. Step 2: Convert to fraction form
    8,748,013.80/13,122,020.70 = 8,252,002.20/x
  3. Step 3: Cross multiply
    8,748,013.80x = 13,122,020.70 × 8,252,002.20
  4. Step 4: Simplify right side
    8,748,013.80x = 108,282,943,684,845.53
  5. Step 5: Solve for x
    x = 108,282,943,684,845.53/8,748,013.80
  6. Step 6: Final answer
    x = 12,378,003.30

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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.