Home / 25,896,936.40-38,845,404.60-8,856,091.60

Finding the Fourth Proportional to 25,896,936.40, 38,845,404.60 and 8,856,091.60

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Solution

The fourth proportional to 25,896,936.40, 38,845,404.60 and 8,856,091.60 is: 13,284,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,896,936.40 : 38,845,404.60 = 8,856,091.60 : x
  2. Step 2: Convert to fraction form
    25,896,936.40/38,845,404.60 = 8,856,091.60/x
  3. Step 3: Cross multiply
    25,896,936.40x = 38,845,404.60 × 8,856,091.60
  4. Step 4: Simplify right side
    25,896,936.40x = 344,018,461,376,661.38
  5. Step 5: Solve for x
    x = 344,018,461,376,661.38/25,896,936.40
  6. Step 6: Final answer
    x = 13,284,137.40

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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.