Home / 40,803,032.20-61,204,548.30-31,555,958.80

Finding the Fourth Proportional to 40,803,032.20, 61,204,548.30 and 31,555,958.80

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Solution

The fourth proportional to 40,803,032.20, 61,204,548.30 and 31,555,958.80 is: 47,333,938.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803,032.20 : 61,204,548.30 = 31,555,958.80 : x
  2. Step 2: Convert to fraction form
    40,803,032.20/61,204,548.30 = 31,555,958.80/x
  3. Step 3: Cross multiply
    40,803,032.20x = 61,204,548.30 × 31,555,958.80
  4. Step 4: Simplify right side
    40,803,032.20x = 1,931,368,204,527,410
  5. Step 5: Solve for x
    x = 1,931,368,204,527,410/40,803,032.20
  6. Step 6: Final answer
    x = 47,333,938.20

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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.