Home / 38,274,807.48-52,817,321.05-21,752,749.65

Finding the Fourth Proportional to 38,274,807.48, 52,817,321.05 and 21,752,749.65

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Solution

The fourth proportional to 38,274,807.48, 52,817,321.05 and 21,752,749.65 is: 30,017,707.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,274,807.48 : 52,817,321.05 = 21,752,749.65 : x
  2. Step 2: Convert to fraction form
    38,274,807.48/52,817,321.05 = 21,752,749.65/x
  3. Step 3: Cross multiply
    38,274,807.48x = 52,817,321.05 × 21,752,749.65
  4. Step 4: Simplify right side
    38,274,807.48x = 1,148,921,961,984,325
  5. Step 5: Solve for x
    x = 1,148,921,961,984,325/38,274,807.48
  6. Step 6: Final answer
    x = 30,017,707.15

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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.