Home / 13,163,546.80-19,745,320.20-8,858,874.70

Finding the Fourth Proportional to 13,163,546.80, 19,745,320.20 and 8,858,874.70

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Solution

The fourth proportional to 13,163,546.80, 19,745,320.20 and 8,858,874.70 is: 13,288,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,163,546.80 : 19,745,320.20 = 8,858,874.70 : x
  2. Step 2: Convert to fraction form
    13,163,546.80/19,745,320.20 = 8,858,874.70/x
  3. Step 3: Cross multiply
    13,163,546.80x = 19,745,320.20 × 8,858,874.70
  4. Step 4: Simplify right side
    13,163,546.80x = 174,921,317,563,178.91
  5. Step 5: Solve for x
    x = 174,921,317,563,178.91/13,163,546.80
  6. Step 6: Final answer
    x = 13,288,312.05

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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.