Home / 8,857,315.20-13,285,972.80-8,073,494.40

Finding the Fourth Proportional to 8,857,315.20, 13,285,972.80 and 8,073,494.40

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Solution

The fourth proportional to 8,857,315.20, 13,285,972.80 and 8,073,494.40 is: 12,110,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,315.20 : 13,285,972.80 = 8,073,494.40 : x
  2. Step 2: Convert to fraction form
    8,857,315.20/13,285,972.80 = 8,073,494.40/x
  3. Step 3: Cross multiply
    8,857,315.20x = 13,285,972.80 × 8,073,494.40
  4. Step 4: Simplify right side
    8,857,315.20x = 107,264,226,999,352.33
  5. Step 5: Solve for x
    x = 107,264,226,999,352.33/8,857,315.20
  6. Step 6: Final answer
    x = 12,110,241.60

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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.