Home / 6,406,934.40-9,610,401.60-3,370,147.20

Finding the Fourth Proportional to 6,406,934.40, 9,610,401.60 and 3,370,147.20

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Solution

The fourth proportional to 6,406,934.40, 9,610,401.60 and 3,370,147.20 is: 5,055,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,934.40 : 9,610,401.60 = 3,370,147.20 : x
  2. Step 2: Convert to fraction form
    6,406,934.40/9,610,401.60 = 3,370,147.20/x
  3. Step 3: Cross multiply
    6,406,934.40x = 9,610,401.60 × 3,370,147.20
  4. Step 4: Simplify right side
    6,406,934.40x = 32,388,468,043,115.52
  5. Step 5: Solve for x
    x = 32,388,468,043,115.52/6,406,934.40
  6. Step 6: Final answer
    x = 5,055,220.80

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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.