Home / 18,454,559.40-27,681,839.10-5,673,403.35

Finding the Fourth Proportional to 18,454,559.40, 27,681,839.10 and 5,673,403.35

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Solution

The fourth proportional to 18,454,559.40, 27,681,839.10 and 5,673,403.35 is: 8,510,105.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454,559.40 : 27,681,839.10 = 5,673,403.35 : x
  2. Step 2: Convert to fraction form
    18,454,559.40/27,681,839.10 = 5,673,403.35/x
  3. Step 3: Cross multiply
    18,454,559.40x = 27,681,839.10 × 5,673,403.35
  4. Step 4: Simplify right side
    18,454,559.40x = 157,050,238,684,100.97
  5. Step 5: Solve for x
    x = 157,050,238,684,100.97/18,454,559.40
  6. Step 6: Final answer
    x = 8,510,105.03

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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.