Home / 25,631,162.82-38,442,407.78-7,182,861.93

Finding the Fourth Proportional to 25,631,162.82, 38,442,407.78 and 7,182,861.93

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Solution

The fourth proportional to 25,631,162.82, 38,442,407.78 and 7,182,861.93 is: 10,773,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631,162.82 : 38,442,407.78 = 7,182,861.93 : x
  2. Step 2: Convert to fraction form
    25,631,162.82/38,442,407.78 = 7,182,861.93/x
  3. Step 3: Cross multiply
    25,631,162.82x = 38,442,407.78 × 7,182,861.93
  4. Step 4: Simplify right side
    25,631,162.82x = 276,126,507,304,583.47
  5. Step 5: Solve for x
    x = 276,126,507,304,583.47/25,631,162.82
  6. Step 6: Final answer
    x = 10,773,077.65

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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.