Home / 31,536,164.20-47,304,246.30-28,134,941.80

Finding the Fourth Proportional to 31,536,164.20, 47,304,246.30 and 28,134,941.80

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Solution

The fourth proportional to 31,536,164.20, 47,304,246.30 and 28,134,941.80 is: 42,202,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536,164.20 : 47,304,246.30 = 28,134,941.80 : x
  2. Step 2: Convert to fraction form
    31,536,164.20/47,304,246.30 = 28,134,941.80/x
  3. Step 3: Cross multiply
    31,536,164.20x = 47,304,246.30 × 28,134,941.80
  4. Step 4: Simplify right side
    31,536,164.20x = 1,330,902,216,543,365.25
  5. Step 5: Solve for x
    x = 1,330,902,216,543,365.25/31,536,164.20
  6. Step 6: Final answer
    x = 42,202,412.70

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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.