Home / 9,302,147.08-12,834,077.88-5,431,876.36

Finding the Fourth Proportional to 9,302,147.08, 12,834,077.88 and 5,431,876.36

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Solution

The fourth proportional to 9,302,147.08, 12,834,077.88 and 5,431,876.36 is: 7,494,304.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302,147.08 : 12,834,077.88 = 5,431,876.36 : x
  2. Step 2: Convert to fraction form
    9,302,147.08/12,834,077.88 = 5,431,876.36/x
  3. Step 3: Cross multiply
    9,302,147.08x = 12,834,077.88 × 5,431,876.36
  4. Step 4: Simplify right side
    9,302,147.08x = 69,713,124,238,770.92
  5. Step 5: Solve for x
    x = 69,713,124,238,770.92/9,302,147.08
  6. Step 6: Final answer
    x = 7,494,304.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.