Home / 40,928,317.20-61,392,475.80-19,404,956.70

Finding the Fourth Proportional to 40,928,317.20, 61,392,475.80 and 19,404,956.70

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Solution

The fourth proportional to 40,928,317.20, 61,392,475.80 and 19,404,956.70 is: 29,107,435.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,928,317.20 : 61,392,475.80 = 19,404,956.70 : x
  2. Step 2: Convert to fraction form
    40,928,317.20/61,392,475.80 = 19,404,956.70/x
  3. Step 3: Cross multiply
    40,928,317.20x = 61,392,475.80 × 19,404,956.70
  4. Step 4: Simplify right side
    40,928,317.20x = 1,191,318,334,604,797.75
  5. Step 5: Solve for x
    x = 1,191,318,334,604,797.75/40,928,317.20
  6. Step 6: Final answer
    x = 29,107,435.05

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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.