Home / 25,897,408.40-38,877,605.40-13,111,331.60

Finding the Fourth Proportional to 25,897,408.40, 38,877,605.40 and 13,111,331.60

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Solution

The fourth proportional to 25,897,408.40, 38,877,605.40 and 13,111,331.60 is: 19,682,941.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,897,408.40 : 38,877,605.40 = 13,111,331.60 : x
  2. Step 2: Convert to fraction form
    25,897,408.40/38,877,605.40 = 13,111,331.60/x
  3. Step 3: Cross multiply
    25,897,408.40x = 38,877,605.40 × 13,111,331.60
  4. Step 4: Simplify right side
    25,897,408.40x = 509,737,176,213,350.62
  5. Step 5: Solve for x
    x = 509,737,176,213,350.62/25,897,408.40
  6. Step 6: Final answer
    x = 19,682,941.56

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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.