Home / 8,758,013.40-13,137,020.10-8,262,001.80

Finding the Fourth Proportional to 8,758,013.40, 13,137,020.10 and 8,262,001.80

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Solution

The fourth proportional to 8,758,013.40, 13,137,020.10 and 8,262,001.80 is: 12,393,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758,013.40 : 13,137,020.10 = 8,262,001.80 : x
  2. Step 2: Convert to fraction form
    8,758,013.40/13,137,020.10 = 8,262,001.80/x
  3. Step 3: Cross multiply
    8,758,013.40x = 13,137,020.10 × 8,262,001.80
  4. Step 4: Simplify right side
    8,758,013.40x = 108,538,083,712,836.17
  5. Step 5: Solve for x
    x = 108,538,083,712,836.17/8,758,013.40
  6. Step 6: Final answer
    x = 12,393,002.70

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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.