Home / 25,446,487.40-38,156,655.90-7,493,258.60

Finding the Fourth Proportional to 25,446,487.40, 38,156,655.90 and 7,493,258.60

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Solution

The fourth proportional to 25,446,487.40, 38,156,655.90 and 7,493,258.60 is: 11,236,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,446,487.40 : 38,156,655.90 = 7,493,258.60 : x
  2. Step 2: Convert to fraction form
    25,446,487.40/38,156,655.90 = 7,493,258.60/x
  3. Step 3: Cross multiply
    25,446,487.40x = 38,156,655.90 × 7,493,258.60
  4. Step 4: Simplify right side
    25,446,487.40x = 285,917,689,969,915.69
  5. Step 5: Solve for x
    x = 285,917,689,969,915.69/25,446,487.40
  6. Step 6: Final answer
    x = 11,236,037.63

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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.