Home / 8,207,309.40-12,292,301.70-5,184,000.60

Finding the Fourth Proportional to 8,207,309.40, 12,292,301.70 and 5,184,000.60

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Solution

The fourth proportional to 8,207,309.40, 12,292,301.70 and 5,184,000.60 is: 7,764,213.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207,309.40 : 12,292,301.70 = 5,184,000.60 : x
  2. Step 2: Convert to fraction form
    8,207,309.40/12,292,301.70 = 5,184,000.60/x
  3. Step 3: Cross multiply
    8,207,309.40x = 12,292,301.70 × 5,184,000.60
  4. Step 4: Simplify right side
    8,207,309.40x = 63,723,299,388,181.01
  5. Step 5: Solve for x
    x = 63,723,299,388,181.01/8,207,309.40
  6. Step 6: Final answer
    x = 7,764,213.13

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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.