Home / 44,286,856.20-66,430,284.30-31,372,839.90

Finding the Fourth Proportional to 44,286,856.20, 66,430,284.30 and 31,372,839.90

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Solution

The fourth proportional to 44,286,856.20, 66,430,284.30 and 31,372,839.90 is: 47,059,259.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,286,856.20 : 66,430,284.30 = 31,372,839.90 : x
  2. Step 2: Convert to fraction form
    44,286,856.20/66,430,284.30 = 31,372,839.90/x
  3. Step 3: Cross multiply
    44,286,856.20x = 66,430,284.30 × 31,372,839.90
  4. Step 4: Simplify right side
    44,286,856.20x = 2,084,106,673,855,383.50
  5. Step 5: Solve for x
    x = 2,084,106,673,855,383.50/44,286,856.20
  6. Step 6: Final answer
    x = 47,059,259.85

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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.