Home / 6,145,202.40-9,196,808.40-5,389,375.20

Finding the Fourth Proportional to 6,145,202.40, 9,196,808.40 and 5,389,375.20

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Solution

The fourth proportional to 6,145,202.40, 9,196,808.40 and 5,389,375.20 is: 8,065,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,202.40 : 9,196,808.40 = 5,389,375.20 : x
  2. Step 2: Convert to fraction form
    6,145,202.40/9,196,808.40 = 5,389,375.20/x
  3. Step 3: Cross multiply
    6,145,202.40x = 9,196,808.40 × 5,389,375.20
  4. Step 4: Simplify right side
    6,145,202.40x = 49,565,051,110,111.69
  5. Step 5: Solve for x
    x = 49,565,051,110,111.69/6,145,202.40
  6. Step 6: Final answer
    x = 8,065,649.90

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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.