Home / 31,583,999.60-47,375,999.40-13,633,103.60

Finding the Fourth Proportional to 31,583,999.60, 47,375,999.40 and 13,633,103.60

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Solution

The fourth proportional to 31,583,999.60, 47,375,999.40 and 13,633,103.60 is: 20,449,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,583,999.60 : 47,375,999.40 = 13,633,103.60 : x
  2. Step 2: Convert to fraction form
    31,583,999.60/47,375,999.40 = 13,633,103.60/x
  3. Step 3: Cross multiply
    31,583,999.60x = 47,375,999.40 × 13,633,103.60
  4. Step 4: Simplify right side
    31,583,999.60x = 645,881,907,973,737.75
  5. Step 5: Solve for x
    x = 645,881,907,973,737.75/31,583,999.60
  6. Step 6: Final answer
    x = 20,449,655.40

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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.