Home / 57,748,610.40-86,622,915.60-19,397,378.40

Finding the Fourth Proportional to 57,748,610.40, 86,622,915.60 and 19,397,378.40

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Solution

The fourth proportional to 57,748,610.40, 86,622,915.60 and 19,397,378.40 is: 29,096,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,748,610.40 : 86,622,915.60 = 19,397,378.40 : x
  2. Step 2: Convert to fraction form
    57,748,610.40/86,622,915.60 = 19,397,378.40/x
  3. Step 3: Cross multiply
    57,748,610.40x = 86,622,915.60 × 19,397,378.40
  4. Step 4: Simplify right side
    57,748,610.40x = 1,680,257,472,004,462.75
  5. Step 5: Solve for x
    x = 1,680,257,472,004,462.75/57,748,610.40
  6. Step 6: Final answer
    x = 29,096,067.60

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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.