Home / 31,325,796.52-43,228,947.81-17,386,333.89

Finding the Fourth Proportional to 31,325,796.52, 43,228,947.81 and 17,386,333.89

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Solution

The fourth proportional to 31,325,796.52, 43,228,947.81 and 17,386,333.89 is: 23,992,779.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,325,796.52 : 43,228,947.81 = 17,386,333.89 : x
  2. Step 2: Convert to fraction form
    31,325,796.52/43,228,947.81 = 17,386,333.89/x
  3. Step 3: Cross multiply
    31,325,796.52x = 43,228,947.81 × 17,386,333.89
  4. Step 4: Simplify right side
    31,325,796.52x = 751,592,920,338,044.38
  5. Step 5: Solve for x
    x = 751,592,920,338,044.38/31,325,796.52
  6. Step 6: Final answer
    x = 23,992,779.24

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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.