Home / 33,217,849.20-45,840,568.32-18,532,641.72

Finding the Fourth Proportional to 33,217,849.20, 45,840,568.32 and 18,532,641.72

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Solution

The fourth proportional to 33,217,849.20, 45,840,568.32 and 18,532,641.72 is: 25,575,010.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,217,849.20 : 45,840,568.32 = 18,532,641.72 : x
  2. Step 2: Convert to fraction form
    33,217,849.20/45,840,568.32 = 18,532,641.72/x
  3. Step 3: Cross multiply
    33,217,849.20x = 45,840,568.32 × 18,532,641.72
  4. Step 4: Simplify right side
    33,217,849.20x = 849,546,828,915,742.25
  5. Step 5: Solve for x
    x = 849,546,828,915,742.25/33,217,849.20
  6. Step 6: Final answer
    x = 25,575,010.10

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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.