Home / 31,675,495.77-43,712,184.15-17,188,807.77

Finding the Fourth Proportional to 31,675,495.77, 43,712,184.15 and 17,188,807.77

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Solution

The fourth proportional to 31,675,495.77, 43,712,184.15 and 17,188,807.77 is: 23,720,554.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675,495.77 : 43,712,184.15 = 17,188,807.77 : x
  2. Step 2: Convert to fraction form
    31,675,495.77/43,712,184.15 = 17,188,807.77/x
  3. Step 3: Cross multiply
    31,675,495.77x = 43,712,184.15 × 17,188,807.77
  4. Step 4: Simplify right side
    31,675,495.77x = 751,360,330,561,190.75
  5. Step 5: Solve for x
    x = 751,360,330,561,190.75/31,675,495.77
  6. Step 6: Final answer
    x = 23,720,554.72

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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.