Home / 11,215,608.59-15,477,636.38-6,319,892.45

Finding the Fourth Proportional to 11,215,608.59, 15,477,636.38 and 6,319,892.45

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Solution

The fourth proportional to 11,215,608.59, 15,477,636.38 and 6,319,892.45 is: 8,721,505.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,215,608.59 : 15,477,636.38 = 6,319,892.45 : x
  2. Step 2: Convert to fraction form
    11,215,608.59/15,477,636.38 = 6,319,892.45/x
  3. Step 3: Cross multiply
    11,215,608.59x = 15,477,636.38 × 6,319,892.45
  4. Step 4: Simplify right side
    11,215,608.59x = 97,816,997,192,819.69
  5. Step 5: Solve for x
    x = 97,816,997,192,819.69/11,215,608.59
  6. Step 6: Final answer
    x = 8,721,505.97

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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.