Home / 10,501,654.20-15,731,469.70-8,346,316.52

Finding the Fourth Proportional to 10,501,654.20, 15,731,469.70 and 8,346,316.52

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Solution

The fourth proportional to 10,501,654.20, 15,731,469.70 and 8,346,316.52 is: 12,502,775.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501,654.20 : 15,731,469.70 = 8,346,316.52 : x
  2. Step 2: Convert to fraction form
    10,501,654.20/15,731,469.70 = 8,346,316.52/x
  3. Step 3: Cross multiply
    10,501,654.20x = 15,731,469.70 × 8,346,316.52
  4. Step 4: Simplify right side
    10,501,654.20x = 131,299,825,440,989.44
  5. Step 5: Solve for x
    x = 131,299,825,440,989.44/10,501,654.20
  6. Step 6: Final answer
    x = 12,502,775.56

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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.