Home / 36,969,415.20-55,304,823.60-31,976,186.40

Finding the Fourth Proportional to 36,969,415.20, 55,304,823.60 and 31,976,186.40

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Solution

The fourth proportional to 36,969,415.20, 55,304,823.60 and 31,976,186.40 is: 47,835,145.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,969,415.20 : 55,304,823.60 = 31,976,186.40 : x
  2. Step 2: Convert to fraction form
    36,969,415.20/55,304,823.60 = 31,976,186.40/x
  3. Step 3: Cross multiply
    36,969,415.20x = 55,304,823.60 × 31,976,186.40
  4. Step 4: Simplify right side
    36,969,415.20x = 1,768,437,348,252,719
  5. Step 5: Solve for x
    x = 1,768,437,348,252,719/36,969,415.20
  6. Step 6: Final answer
    x = 47,835,145.31

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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.