Home / 6,389,292.96-8,817,242.40-3,488,708.64

Finding the Fourth Proportional to 6,389,292.96, 8,817,242.40 and 3,488,708.64

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Solution

The fourth proportional to 6,389,292.96, 8,817,242.40 and 3,488,708.64 is: 4,814,427.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389,292.96 : 8,817,242.40 = 3,488,708.64 : x
  2. Step 2: Convert to fraction form
    6,389,292.96/8,817,242.40 = 3,488,708.64/x
  3. Step 3: Cross multiply
    6,389,292.96x = 8,817,242.40 × 3,488,708.64
  4. Step 4: Simplify right side
    6,389,292.96x = 30,760,789,741,854.34
  5. Step 5: Solve for x
    x = 30,760,789,741,854.34/6,389,292.96
  6. Step 6: Final answer
    x = 4,814,427.81

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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.