Home / 55,609,532.16-76,745,702.12-30,837,489.44

Finding the Fourth Proportional to 55,609,532.16, 76,745,702.12 and 30,837,489.44

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Solution

The fourth proportional to 55,609,532.16, 76,745,702.12 and 30,837,489.44 is: 42,558,257.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,609,532.16 : 76,745,702.12 = 30,837,489.44 : x
  2. Step 2: Convert to fraction form
    55,609,532.16/76,745,702.12 = 30,837,489.44/x
  3. Step 3: Cross multiply
    55,609,532.16x = 76,745,702.12 × 30,837,489.44
  4. Step 4: Simplify right side
    55,609,532.16x = 2,366,644,778,690,886
  5. Step 5: Solve for x
    x = 2,366,644,778,690,886/55,609,532.16
  6. Step 6: Final answer
    x = 42,558,257.31

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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.