Home / 31,506,624.18-43,478,067.12-17,378,370.45

Finding the Fourth Proportional to 31,506,624.18, 43,478,067.12 and 17,378,370.45

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Solution

The fourth proportional to 31,506,624.18, 43,478,067.12 and 17,378,370.45 is: 23,981,558.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,506,624.18 : 43,478,067.12 = 17,378,370.45 : x
  2. Step 2: Convert to fraction form
    31,506,624.18/43,478,067.12 = 17,378,370.45/x
  3. Step 3: Cross multiply
    31,506,624.18x = 43,478,067.12 × 17,378,370.45
  4. Step 4: Simplify right side
    31,506,624.18x = 755,577,956,861,324.50
  5. Step 5: Solve for x
    x = 755,577,956,861,324.50/31,506,624.18
  6. Step 6: Final answer
    x = 23,981,558.69

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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.