Home / 25,898,679.40-38,848,019.10-8,857,834.60

Finding the Fourth Proportional to 25,898,679.40, 38,848,019.10 and 8,857,834.60

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Solution

The fourth proportional to 25,898,679.40, 38,848,019.10 and 8,857,834.60 is: 13,286,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,898,679.40 : 38,848,019.10 = 8,857,834.60 : x
  2. Step 2: Convert to fraction form
    25,898,679.40/38,848,019.10 = 8,857,834.60/x
  3. Step 3: Cross multiply
    25,898,679.40x = 38,848,019.10 × 8,857,834.60
  4. Step 4: Simplify right side
    25,898,679.40x = 344,109,327,725,440.88
  5. Step 5: Solve for x
    x = 344,109,327,725,440.88/25,898,679.40
  6. Step 6: Final answer
    x = 13,286,751.90

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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.