Home / 31,750,304.92-47,625,364.72-8,721,261.42

Finding the Fourth Proportional to 31,750,304.92, 47,625,364.72 and 8,721,261.42

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Solution

The fourth proportional to 31,750,304.92, 47,625,364.72 and 8,721,261.42 is: 13,081,866.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,750,304.92 : 47,625,364.72 = 8,721,261.42 : x
  2. Step 2: Convert to fraction form
    31,750,304.92/47,625,364.72 = 8,721,261.42/x
  3. Step 3: Cross multiply
    31,750,304.92x = 47,625,364.72 × 8,721,261.42
  4. Step 4: Simplify right side
    31,750,304.92x = 415,353,255,945,965.06
  5. Step 5: Solve for x
    x = 415,353,255,945,965.06/31,750,304.92
  6. Step 6: Final answer
    x = 13,081,866.68

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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.