Home / 31,973,781.60-48,010,438.80-18,536,853.60

Finding the Fourth Proportional to 31,973,781.60, 48,010,438.80 and 18,536,853.60

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Solution

The fourth proportional to 31,973,781.60, 48,010,438.80 and 18,536,853.60 is: 27,834,132.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,973,781.60 : 48,010,438.80 = 18,536,853.60 : x
  2. Step 2: Convert to fraction form
    31,973,781.60/48,010,438.80 = 18,536,853.60/x
  3. Step 3: Cross multiply
    31,973,781.60x = 48,010,438.80 × 18,536,853.60
  4. Step 4: Simplify right side
    31,973,781.60x = 889,962,475,307,359.75
  5. Step 5: Solve for x
    x = 889,962,475,307,359.75/31,973,781.60
  6. Step 6: Final answer
    x = 27,834,132.55

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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.