Home / 6,392,438.40-9,588,657.60-5,695,708.80

Finding the Fourth Proportional to 6,392,438.40, 9,588,657.60 and 5,695,708.80

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Solution

The fourth proportional to 6,392,438.40, 9,588,657.60 and 5,695,708.80 is: 8,543,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392,438.40 : 9,588,657.60 = 5,695,708.80 : x
  2. Step 2: Convert to fraction form
    6,392,438.40/9,588,657.60 = 5,695,708.80/x
  3. Step 3: Cross multiply
    6,392,438.40x = 9,588,657.60 × 5,695,708.80
  4. Step 4: Simplify right side
    6,392,438.40x = 54,614,201,472,506.88
  5. Step 5: Solve for x
    x = 54,614,201,472,506.88/6,392,438.40
  6. Step 6: Final answer
    x = 8,543,563.20

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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.