Home / 31,675,472.58-43,712,152.16-17,188,784.58

Finding the Fourth Proportional to 31,675,472.58, 43,712,152.16 and 17,188,784.58

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Solution

The fourth proportional to 31,675,472.58, 43,712,152.16 and 17,188,784.58 is: 23,720,522.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675,472.58 : 43,712,152.16 = 17,188,784.58 : x
  2. Step 2: Convert to fraction form
    31,675,472.58/43,712,152.16 = 17,188,784.58/x
  3. Step 3: Cross multiply
    31,675,472.58x = 43,712,152.16 × 17,188,784.58
  4. Step 4: Simplify right side
    31,675,472.58x = 751,358,767,084,398.25
  5. Step 5: Solve for x
    x = 751,358,767,084,398.25/31,675,472.58
  6. Step 6: Final answer
    x = 23,720,522.72

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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.