Home / 31,528,647.60-43,509,560.79-17,590,004.88

Finding the Fourth Proportional to 31,528,647.60, 43,509,560.79 and 17,590,004.88

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Solution

The fourth proportional to 31,528,647.60, 43,509,560.79 and 17,590,004.88 is: 24,274,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,528,647.60 : 43,509,560.79 = 17,590,004.88 : x
  2. Step 2: Convert to fraction form
    31,528,647.60/43,509,560.79 = 17,590,004.88/x
  3. Step 3: Cross multiply
    31,528,647.60x = 43,509,560.79 × 17,590,004.88
  4. Step 4: Simplify right side
    31,528,647.60x = 765,333,386,622,756.62
  5. Step 5: Solve for x
    x = 765,333,386,622,756.62/31,528,647.60
  6. Step 6: Final answer
    x = 24,274,221.85

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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.