Home / 42,209,687.70-63,314,531.55-32,643,749.70

Finding the Fourth Proportional to 42,209,687.70, 63,314,531.55 and 32,643,749.70

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Solution

The fourth proportional to 42,209,687.70, 63,314,531.55 and 32,643,749.70 is: 48,965,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,209,687.70 : 63,314,531.55 = 32,643,749.70 : x
  2. Step 2: Convert to fraction form
    42,209,687.70/63,314,531.55 = 32,643,749.70/x
  3. Step 3: Cross multiply
    42,209,687.70x = 63,314,531.55 × 32,643,749.70
  4. Step 4: Simplify right side
    42,209,687.70x = 2,066,823,720,290,953
  5. Step 5: Solve for x
    x = 2,066,823,720,290,953/42,209,687.70
  6. Step 6: Final answer
    x = 48,965,624.55

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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.