Home / 18,708,335.13-25,835,331.33-17,689,408.32

Finding the Fourth Proportional to 18,708,335.13, 25,835,331.33 and 17,689,408.32

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Solution

The fourth proportional to 18,708,335.13, 25,835,331.33 and 17,689,408.32 is: 24,428,241.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,708,335.13 : 25,835,331.33 = 17,689,408.32 : x
  2. Step 2: Convert to fraction form
    18,708,335.13/25,835,331.33 = 17,689,408.32/x
  3. Step 3: Cross multiply
    18,708,335.13x = 25,835,331.33 × 17,689,408.32
  4. Step 4: Simplify right side
    18,708,335.13x = 457,011,724,978,858.62
  5. Step 5: Solve for x
    x = 457,011,724,978,858.62/18,708,335.13
  6. Step 6: Final answer
    x = 24,428,241.31

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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.