Home / 25,897,360.40-38,846,040.60-8,855,478.80

Finding the Fourth Proportional to 25,897,360.40, 38,846,040.60 and 8,855,478.80

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Solution

The fourth proportional to 25,897,360.40, 38,846,040.60 and 8,855,478.80 is: 13,283,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,897,360.40 : 38,846,040.60 = 8,855,478.80 : x
  2. Step 2: Convert to fraction form
    25,897,360.40/38,846,040.60 = 8,855,478.80/x
  3. Step 3: Cross multiply
    25,897,360.40x = 38,846,040.60 × 8,855,478.80
  4. Step 4: Simplify right side
    25,897,360.40x = 344,000,288,997,239.31
  5. Step 5: Solve for x
    x = 344,000,288,997,239.31/25,897,360.40
  6. Step 6: Final answer
    x = 13,283,218.20

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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.