Home / 26,408,555.40-39,612,969.80-12,021,561.80

Finding the Fourth Proportional to 26,408,555.40, 39,612,969.80 and 12,021,561.80

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Solution

The fourth proportional to 26,408,555.40, 39,612,969.80 and 12,021,561.80 is: 18,032,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408,555.40 : 39,612,969.80 = 12,021,561.80 : x
  2. Step 2: Convert to fraction form
    26,408,555.40/39,612,969.80 = 12,021,561.80/x
  3. Step 3: Cross multiply
    26,408,555.40x = 39,612,969.80 × 12,021,561.80
  4. Step 4: Simplify right side
    26,408,555.40x = 476,209,764,532,233.62
  5. Step 5: Solve for x
    x = 476,209,764,532,233.62/26,408,555.40
  6. Step 6: Final answer
    x = 18,032,404.93

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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.