Home / 31,839,838.27-47,759,728.24-9,980,374.75

Finding the Fourth Proportional to 31,839,838.27, 47,759,728.24 and 9,980,374.75

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Solution

The fourth proportional to 31,839,838.27, 47,759,728.24 and 9,980,374.75 is: 14,970,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,839,838.27 : 47,759,728.24 = 9,980,374.75 : x
  2. Step 2: Convert to fraction form
    31,839,838.27/47,759,728.24 = 9,980,374.75/x
  3. Step 3: Cross multiply
    31,839,838.27x = 47,759,728.24 × 9,980,374.75
  4. Step 4: Simplify right side
    31,839,838.27x = 476,659,985,793,357.94
  5. Step 5: Solve for x
    x = 476,659,985,793,357.94/31,839,838.27
  6. Step 6: Final answer
    x = 14,970,552.98

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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.