Home / 26,420,929.60-39,594,069.60-19,543,835.20

Finding the Fourth Proportional to 26,420,929.60, 39,594,069.60 and 19,543,835.20

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Solution

The fourth proportional to 26,420,929.60, 39,594,069.60 and 19,543,835.20 is: 29,288,143.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420,929.60 : 39,594,069.60 = 19,543,835.20 : x
  2. Step 2: Convert to fraction form
    26,420,929.60/39,594,069.60 = 19,543,835.20/x
  3. Step 3: Cross multiply
    26,420,929.60x = 39,594,069.60 × 19,543,835.20
  4. Step 4: Simplify right side
    26,420,929.60x = 773,819,971,159,729.88
  5. Step 5: Solve for x
    x = 773,819,971,159,729.88/26,420,929.60
  6. Step 6: Final answer
    x = 29,288,143.26

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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.