Home / 31,366,420.60-46,986,645.30-17,887,502.20

Finding the Fourth Proportional to 31,366,420.60, 46,986,645.30 and 17,887,502.20

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Solution

The fourth proportional to 31,366,420.60, 46,986,645.30 and 17,887,502.20 is: 26,795,334.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,366,420.60 : 46,986,645.30 = 17,887,502.20 : x
  2. Step 2: Convert to fraction form
    31,366,420.60/46,986,645.30 = 17,887,502.20/x
  3. Step 3: Cross multiply
    31,366,420.60x = 46,986,645.30 × 17,887,502.20
  4. Step 4: Simplify right side
    31,366,420.60x = 840,473,721,174,369.62
  5. Step 5: Solve for x
    x = 840,473,721,174,369.62/31,366,420.60
  6. Step 6: Final answer
    x = 26,795,334.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.