Home / 7,717,778.57-10,650,549.65-4,233,145.71

Finding the Fourth Proportional to 7,717,778.57, 10,650,549.65 and 4,233,145.71

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Solution

The fourth proportional to 7,717,778.57, 10,650,549.65 and 4,233,145.71 is: 5,841,749.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717,778.57 : 10,650,549.65 = 4,233,145.71 : x
  2. Step 2: Convert to fraction form
    7,717,778.57/10,650,549.65 = 4,233,145.71/x
  3. Step 3: Cross multiply
    7,717,778.57x = 10,650,549.65 × 4,233,145.71
  4. Step 4: Simplify right side
    7,717,778.57x = 45,085,328,570,622.37
  5. Step 5: Solve for x
    x = 45,085,328,570,622.37/7,717,778.57
  6. Step 6: Final answer
    x = 5,841,749.43

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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.