Home / 13,148,375.60-19,709,149.80-8,888,974.40

Finding the Fourth Proportional to 13,148,375.60, 19,709,149.80 and 8,888,974.40

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Solution

The fourth proportional to 13,148,375.60, 19,709,149.80 and 8,888,974.40 is: 13,324,393.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,148,375.60 : 19,709,149.80 = 8,888,974.40 : x
  2. Step 2: Convert to fraction form
    13,148,375.60/19,709,149.80 = 8,888,974.40/x
  3. Step 3: Cross multiply
    13,148,375.60x = 19,709,149.80 × 8,888,974.40
  4. Step 4: Simplify right side
    13,148,375.60x = 175,194,128,017,965.12
  5. Step 5: Solve for x
    x = 175,194,128,017,965.12/13,148,375.60
  6. Step 6: Final answer
    x = 13,324,393.32

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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.