Home / 31,167,836.23-43,009,564.38-17,934,877.31

Finding the Fourth Proportional to 31,167,836.23, 43,009,564.38 and 17,934,877.31

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Solution

The fourth proportional to 31,167,836.23, 43,009,564.38 and 17,934,877.31 is: 24,748,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,167,836.23 : 43,009,564.38 = 17,934,877.31 : x
  2. Step 2: Convert to fraction form
    31,167,836.23/43,009,564.38 = 17,934,877.31/x
  3. Step 3: Cross multiply
    31,167,836.23x = 43,009,564.38 × 17,934,877.31
  4. Step 4: Simplify right side
    31,167,836.23x = 771,371,260,311,846.25
  5. Step 5: Solve for x
    x = 771,371,260,311,846.25/31,167,836.23
  6. Step 6: Final answer
    x = 24,748,951.28

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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.