Home / 19,173,617.70-28,760,426.55-17,083,428.90

Finding the Fourth Proportional to 19,173,617.70, 28,760,426.55 and 17,083,428.90

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Solution

The fourth proportional to 19,173,617.70, 28,760,426.55 and 17,083,428.90 is: 25,625,143.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173,617.70 : 28,760,426.55 = 17,083,428.90 : x
  2. Step 2: Convert to fraction form
    19,173,617.70/28,760,426.55 = 17,083,428.90/x
  3. Step 3: Cross multiply
    19,173,617.70x = 28,760,426.55 × 17,083,428.90
  4. Step 4: Simplify right side
    19,173,617.70x = 491,326,702,100,597.25
  5. Step 5: Solve for x
    x = 491,326,702,100,597.25/19,173,617.70
  6. Step 6: Final answer
    x = 25,625,143.35

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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.