Home / 31,506,625.92-43,478,069.54-17,378,372.19

Finding the Fourth Proportional to 31,506,625.92, 43,478,069.54 and 17,378,372.19

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Solution

The fourth proportional to 31,506,625.92, 43,478,069.54 and 17,378,372.19 is: 23,981,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,506,625.92 : 43,478,069.54 = 17,378,372.19 : x
  2. Step 2: Convert to fraction form
    31,506,625.92/43,478,069.54 = 17,378,372.19/x
  3. Step 3: Cross multiply
    31,506,625.92x = 43,478,069.54 × 17,378,372.19
  4. Step 4: Simplify right side
    31,506,625.92x = 755,578,074,568,822.12
  5. Step 5: Solve for x
    x = 755,578,074,568,822.12/31,506,625.92
  6. Step 6: Final answer
    x = 23,981,561.10

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Double scale
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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.