Home / 31,311,781.68-43,210,609.56-17,373,389.04

Finding the Fourth Proportional to 31,311,781.68, 43,210,609.56 and 17,373,389.04

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Solution

The fourth proportional to 31,311,781.68, 43,210,609.56 and 17,373,389.04 is: 23,975,471.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,311,781.68 : 43,210,609.56 = 17,373,389.04 : x
  2. Step 2: Convert to fraction form
    31,311,781.68/43,210,609.56 = 17,373,389.04/x
  3. Step 3: Cross multiply
    31,311,781.68x = 43,210,609.56 × 17,373,389.04
  4. Step 4: Simplify right side
    31,311,781.68x = 750,714,730,541,423.25
  5. Step 5: Solve for x
    x = 750,714,730,541,423.25/31,311,781.68
  6. Step 6: Final answer
    x = 23,975,471.54

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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.