Home / 19,425,972.20-29,147,123.10-10,440,026.60

Finding the Fourth Proportional to 19,425,972.20, 29,147,123.10 and 10,440,026.60

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Solution

The fourth proportional to 19,425,972.20, 29,147,123.10 and 10,440,026.60 is: 15,664,427.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425,972.20 : 29,147,123.10 = 10,440,026.60 : x
  2. Step 2: Convert to fraction form
    19,425,972.20/29,147,123.10 = 10,440,026.60/x
  3. Step 3: Cross multiply
    19,425,972.20x = 29,147,123.10 × 10,440,026.60
  4. Step 4: Simplify right side
    19,425,972.20x = 304,296,740,477,474.44
  5. Step 5: Solve for x
    x = 304,296,740,477,474.44/19,425,972.20
  6. Step 6: Final answer
    x = 15,664,427.88

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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.