Home / 5,390,472.80-8,085,709.20-3,973,296.80

Finding the Fourth Proportional to 5,390,472.80, 8,085,709.20 and 3,973,296.80

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Solution

The fourth proportional to 5,390,472.80, 8,085,709.20 and 3,973,296.80 is: 5,959,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,472.80 : 8,085,709.20 = 3,973,296.80 : x
  2. Step 2: Convert to fraction form
    5,390,472.80/8,085,709.20 = 3,973,296.80/x
  3. Step 3: Cross multiply
    5,390,472.80x = 8,085,709.20 × 3,973,296.80
  4. Step 4: Simplify right side
    5,390,472.80x = 32,126,922,490,090.56
  5. Step 5: Solve for x
    x = 32,126,922,490,090.56/5,390,472.80
  6. Step 6: Final answer
    x = 5,959,945.20

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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.