Home / 7,731,287.32-10,668,884.20-4,293,749.78

Finding the Fourth Proportional to 7,731,287.32, 10,668,884.20 and 4,293,749.78

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Solution

The fourth proportional to 7,731,287.32, 10,668,884.20 and 4,293,749.78 is: 5,925,212.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731,287.32 : 10,668,884.20 = 4,293,749.78 : x
  2. Step 2: Convert to fraction form
    7,731,287.32/10,668,884.20 = 4,293,749.78/x
  3. Step 3: Cross multiply
    7,731,287.32x = 10,668,884.20 × 4,293,749.78
  4. Step 4: Simplify right side
    7,731,287.32x = 45,809,519,186,595.48
  5. Step 5: Solve for x
    x = 45,809,519,186,595.48/7,731,287.32
  6. Step 6: Final answer
    x = 5,925,212.36

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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.