Home / 6,822,406.40-10,220,131.20-3,459,027.20

Finding the Fourth Proportional to 6,822,406.40, 10,220,131.20 and 3,459,027.20

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Solution

The fourth proportional to 6,822,406.40, 10,220,131.20 and 3,459,027.20 is: 5,181,707.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822,406.40 : 10,220,131.20 = 3,459,027.20 : x
  2. Step 2: Convert to fraction form
    6,822,406.40/10,220,131.20 = 3,459,027.20/x
  3. Step 3: Cross multiply
    6,822,406.40x = 10,220,131.20 × 3,459,027.20
  4. Step 4: Simplify right side
    6,822,406.40x = 35,351,711,808,368.64
  5. Step 5: Solve for x
    x = 35,351,711,808,368.64/6,822,406.40
  6. Step 6: Final answer
    x = 5,181,707.12

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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.