Home / 31,045,324.52-42,840,617.12-17,105,899.55

Finding the Fourth Proportional to 31,045,324.52, 42,840,617.12 and 17,105,899.55

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Solution

The fourth proportional to 31,045,324.52, 42,840,617.12 and 17,105,899.55 is: 23,605,077.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,045,324.52 : 42,840,617.12 = 17,105,899.55 : x
  2. Step 2: Convert to fraction form
    31,045,324.52/42,840,617.12 = 17,105,899.55/x
  3. Step 3: Cross multiply
    31,045,324.52x = 42,840,617.12 × 17,105,899.55
  4. Step 4: Simplify right side
    31,045,324.52x = 732,827,293,114,730.25
  5. Step 5: Solve for x
    x = 732,827,293,114,730.25/31,045,324.52
  6. Step 6: Final answer
    x = 23,605,077.56

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1.5x scale

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.