Home / 43,423,218.44-65,120,376.42-17,508,826.47

Finding the Fourth Proportional to 43,423,218.44, 65,120,376.42 and 17,508,826.47

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Solution

The fourth proportional to 43,423,218.44, 65,120,376.42 and 17,508,826.47 is: 26,257,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,423,218.44 : 65,120,376.42 = 17,508,826.47 : x
  2. Step 2: Convert to fraction form
    43,423,218.44/65,120,376.42 = 17,508,826.47/x
  3. Step 3: Cross multiply
    43,423,218.44x = 65,120,376.42 × 17,508,826.47
  4. Step 4: Simplify right side
    43,423,218.44x = 1,140,181,370,398,859.75
  5. Step 5: Solve for x
    x = 1,140,181,370,398,859.75/43,423,218.44
  6. Step 6: Final answer
    x = 26,257,412.77

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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.