Home / 55,193,431.60-82,790,147.40-37,974,743.20

Finding the Fourth Proportional to 55,193,431.60, 82,790,147.40 and 37,974,743.20

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Solution

The fourth proportional to 55,193,431.60, 82,790,147.40 and 37,974,743.20 is: 56,962,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,193,431.60 : 82,790,147.40 = 37,974,743.20 : x
  2. Step 2: Convert to fraction form
    55,193,431.60/82,790,147.40 = 37,974,743.20/x
  3. Step 3: Cross multiply
    55,193,431.60x = 82,790,147.40 × 37,974,743.20
  4. Step 4: Simplify right side
    55,193,431.60x = 3,143,934,587,005,148
  5. Step 5: Solve for x
    x = 3,143,934,587,005,148/55,193,431.60
  6. Step 6: Final answer
    x = 56,962,114.80

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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.