Home / 22,708,679.15-34,062,815.77-7,147,681.49

Finding the Fourth Proportional to 22,708,679.15, 34,062,815.77 and 7,147,681.49

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Solution

The fourth proportional to 22,708,679.15, 34,062,815.77 and 7,147,681.49 is: 10,721,458.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,708,679.15 : 34,062,815.77 = 7,147,681.49 : x
  2. Step 2: Convert to fraction form
    22,708,679.15/34,062,815.77 = 7,147,681.49/x
  3. Step 3: Cross multiply
    22,708,679.15x = 34,062,815.77 × 7,147,681.49
  4. Step 4: Simplify right side
    22,708,679.15x = 243,470,157,843,796.91
  5. Step 5: Solve for x
    x = 243,470,157,843,796.91/22,708,679.15
  6. Step 6: Final answer
    x = 10,721,458.36

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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.