Home / 31,839,837.27-47,759,726.74-9,980,373.75

Finding the Fourth Proportional to 31,839,837.27, 47,759,726.74 and 9,980,373.75

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Solution

The fourth proportional to 31,839,837.27, 47,759,726.74 and 9,980,373.75 is: 14,970,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,839,837.27 : 47,759,726.74 = 9,980,373.75 : x
  2. Step 2: Convert to fraction form
    31,839,837.27/47,759,726.74 = 9,980,373.75/x
  3. Step 3: Cross multiply
    31,839,837.27x = 47,759,726.74 × 9,980,373.75
  4. Step 4: Simplify right side
    31,839,837.27x = 476,659,923,063,069.12
  5. Step 5: Solve for x
    x = 476,659,923,063,069.12/31,839,837.27
  6. Step 6: Final answer
    x = 14,970,551.48

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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.