Home / 10,230,138.88-14,116,585.84-5,646,164.72

Finding the Fourth Proportional to 10,230,138.88, 14,116,585.84 and 5,646,164.72

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Solution

The fourth proportional to 10,230,138.88, 14,116,585.84 and 5,646,164.72 is: 7,791,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230,138.88 : 14,116,585.84 = 5,646,164.72 : x
  2. Step 2: Convert to fraction form
    10,230,138.88/14,116,585.84 = 5,646,164.72/x
  3. Step 3: Cross multiply
    10,230,138.88x = 14,116,585.84 × 5,646,164.72
  4. Step 4: Simplify right side
    10,230,138.88x = 79,704,568,936,659.56
  5. Step 5: Solve for x
    x = 79,704,568,936,659.56/10,230,138.88
  6. Step 6: Final answer
    x = 7,791,152.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.