Home / 9,295,200.90-13,942,801.35-8,657,471.70

Finding the Fourth Proportional to 9,295,200.90, 13,942,801.35 and 8,657,471.70

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Solution

The fourth proportional to 9,295,200.90, 13,942,801.35 and 8,657,471.70 is: 12,986,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295,200.90 : 13,942,801.35 = 8,657,471.70 : x
  2. Step 2: Convert to fraction form
    9,295,200.90/13,942,801.35 = 8,657,471.70/x
  3. Step 3: Cross multiply
    9,295,200.90x = 13,942,801.35 × 8,657,471.70
  4. Step 4: Simplify right side
    9,295,200.90x = 120,709,408,106,346.78
  5. Step 5: Solve for x
    x = 120,709,408,106,346.78/9,295,200.90
  6. Step 6: Final answer
    x = 12,986,207.55

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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.