Home / 10,873,328.45-16,309,992.68-7,290,147.65

Finding the Fourth Proportional to 10,873,328.45, 16,309,992.68 and 7,290,147.65

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Solution

The fourth proportional to 10,873,328.45, 16,309,992.68 and 7,290,147.65 is: 10,935,221.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873,328.45 : 16,309,992.68 = 7,290,147.65 : x
  2. Step 2: Convert to fraction form
    10,873,328.45/16,309,992.68 = 7,290,147.65/x
  3. Step 3: Cross multiply
    10,873,328.45x = 16,309,992.68 × 7,290,147.65
  4. Step 4: Simplify right side
    10,873,328.45x = 118,902,254,771,168.47
  5. Step 5: Solve for x
    x = 118,902,254,771,168.47/10,873,328.45
  6. Step 6: Final answer
    x = 10,935,221.48

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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.