Home / 8,135,897.09-12,131,964.05-8,062,873.16

Finding the Fourth Proportional to 8,135,897.09, 12,131,964.05 and 8,062,873.16

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Solution

The fourth proportional to 8,135,897.09, 12,131,964.05 and 8,062,873.16 is: 12,023,073.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135,897.09 : 12,131,964.05 = 8,062,873.16 : x
  2. Step 2: Convert to fraction form
    8,135,897.09/12,131,964.05 = 8,062,873.16/x
  3. Step 3: Cross multiply
    8,135,897.09x = 12,131,964.05 × 8,062,873.16
  4. Step 4: Simplify right side
    8,135,897.09x = 97,818,487,329,451.67
  5. Step 5: Solve for x
    x = 97,818,487,329,451.67/8,135,897.09
  6. Step 6: Final answer
    x = 12,023,073.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.