Home / 12,933,316.20-19,376,063.10-7,544,548.20

Finding the Fourth Proportional to 12,933,316.20, 19,376,063.10 and 7,544,548.20

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Solution

The fourth proportional to 12,933,316.20, 19,376,063.10 and 7,544,548.20 is: 11,302,873.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933,316.20 : 19,376,063.10 = 7,544,548.20 : x
  2. Step 2: Convert to fraction form
    12,933,316.20/19,376,063.10 = 7,544,548.20/x
  3. Step 3: Cross multiply
    12,933,316.20x = 19,376,063.10 × 7,544,548.20
  4. Step 4: Simplify right side
    12,933,316.20x = 146,183,641,984,191.44
  5. Step 5: Solve for x
    x = 146,183,641,984,191.44/12,933,316.20
  6. Step 6: Final answer
    x = 11,302,873.89

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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.