Home / 5,390,468.80-8,085,703.20-3,973,292.80

Finding the Fourth Proportional to 5,390,468.80, 8,085,703.20 and 3,973,292.80

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Solution

The fourth proportional to 5,390,468.80, 8,085,703.20 and 3,973,292.80 is: 5,959,939.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,468.80 : 8,085,703.20 = 3,973,292.80 : x
  2. Step 2: Convert to fraction form
    5,390,468.80/8,085,703.20 = 3,973,292.80/x
  3. Step 3: Cross multiply
    5,390,468.80x = 8,085,703.20 × 3,973,292.80
  4. Step 4: Simplify right side
    5,390,468.80x = 32,126,866,307,496.96
  5. Step 5: Solve for x
    x = 32,126,866,307,496.96/5,390,468.80
  6. Step 6: Final answer
    x = 5,959,939.20

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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.