Home / 31,133,466.12-42,963,930.96-17,195,776.68

Finding the Fourth Proportional to 31,133,466.12, 42,963,930.96 and 17,195,776.68

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Solution

The fourth proportional to 31,133,466.12, 42,963,930.96 and 17,195,776.68 is: 23,730,032.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133,466.12 : 42,963,930.96 = 17,195,776.68 : x
  2. Step 2: Convert to fraction form
    31,133,466.12/42,963,930.96 = 17,195,776.68/x
  3. Step 3: Cross multiply
    31,133,466.12x = 42,963,930.96 × 17,195,776.68
  4. Step 4: Simplify right side
    31,133,466.12x = 738,798,162,083,098
  5. Step 5: Solve for x
    x = 738,798,162,083,098/31,133,466.12
  6. Step 6: Final answer
    x = 23,730,032.47

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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.