Home / 10,694,077.60-16,043,449.20-3,120,426.40

Finding the Fourth Proportional to 10,694,077.60, 16,043,449.20 and 3,120,426.40

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Solution

The fourth proportional to 10,694,077.60, 16,043,449.20 and 3,120,426.40 is: 4,681,320.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694,077.60 : 16,043,449.20 = 3,120,426.40 : x
  2. Step 2: Convert to fraction form
    10,694,077.60/16,043,449.20 = 3,120,426.40/x
  3. Step 3: Cross multiply
    10,694,077.60x = 16,043,449.20 × 3,120,426.40
  4. Step 4: Simplify right side
    10,694,077.60x = 50,062,402,430,738.88
  5. Step 5: Solve for x
    x = 50,062,402,430,738.88/10,694,077.60
  6. Step 6: Final answer
    x = 4,681,320.29

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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.