Home / 19,574,557.20-29,361,835.80-11,491,405.20

Finding the Fourth Proportional to 19,574,557.20, 29,361,835.80 and 11,491,405.20

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Solution

The fourth proportional to 19,574,557.20, 29,361,835.80 and 11,491,405.20 is: 17,237,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,574,557.20 : 29,361,835.80 = 11,491,405.20 : x
  2. Step 2: Convert to fraction form
    19,574,557.20/29,361,835.80 = 11,491,405.20/x
  3. Step 3: Cross multiply
    19,574,557.20x = 29,361,835.80 × 11,491,405.20
  4. Step 4: Simplify right side
    19,574,557.20x = 337,408,752,593,666.12
  5. Step 5: Solve for x
    x = 337,408,752,593,666.12/19,574,557.20
  6. Step 6: Final answer
    x = 17,237,107.80

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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.