Home / 38,148,270.16-52,645,997.24-21,853,895.44

Finding the Fourth Proportional to 38,148,270.16, 52,645,997.24 and 21,853,895.44

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Solution

The fourth proportional to 38,148,270.16, 52,645,997.24 and 21,853,895.44 is: 30,159,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,148,270.16 : 52,645,997.24 = 21,853,895.44 : x
  2. Step 2: Convert to fraction form
    38,148,270.16/52,645,997.24 = 21,853,895.44/x
  3. Step 3: Cross multiply
    38,148,270.16x = 52,645,997.24 × 21,853,895.44
  4. Step 4: Simplify right side
    38,148,270.16x = 1,150,520,119,017,488.75
  5. Step 5: Solve for x
    x = 1,150,520,119,017,488.75/38,148,270.16
  6. Step 6: Final answer
    x = 30,159,168.80

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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.