Home / 13,764,518.30-18,995,522.68-7,570,044.46

Finding the Fourth Proportional to 13,764,518.30, 18,995,522.68 and 7,570,044.46

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Solution

The fourth proportional to 13,764,518.30, 18,995,522.68 and 7,570,044.46 is: 10,446,929.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764,518.30 : 18,995,522.68 = 7,570,044.46 : x
  2. Step 2: Convert to fraction form
    13,764,518.30/18,995,522.68 = 7,570,044.46/x
  3. Step 3: Cross multiply
    13,764,518.30x = 18,995,522.68 × 7,570,044.46
  4. Step 4: Simplify right side
    13,764,518.30x = 143,796,951,228,538.34
  5. Step 5: Solve for x
    x = 143,796,951,228,538.34/13,764,518.30
  6. Step 6: Final answer
    x = 10,446,929.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.