Home / 31,536,010.80-47,304,016.20-7,601,482.80

Finding the Fourth Proportional to 31,536,010.80, 47,304,016.20 and 7,601,482.80

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Solution

The fourth proportional to 31,536,010.80, 47,304,016.20 and 7,601,482.80 is: 11,402,224.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536,010.80 : 47,304,016.20 = 7,601,482.80 : x
  2. Step 2: Convert to fraction form
    31,536,010.80/47,304,016.20 = 7,601,482.80/x
  3. Step 3: Cross multiply
    31,536,010.80x = 47,304,016.20 × 7,601,482.80
  4. Step 4: Simplify right side
    31,536,010.80x = 359,580,665,515,221.38
  5. Step 5: Solve for x
    x = 359,580,665,515,221.38/31,536,010.80
  6. Step 6: Final answer
    x = 11,402,224.20

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Similar ratio
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1.5x scale

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.