Home / 7,621,426.55-10,517,579.28-4,136,766.11

Finding the Fourth Proportional to 7,621,426.55, 10,517,579.28 and 4,136,766.11

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Solution

The fourth proportional to 7,621,426.55, 10,517,579.28 and 4,136,766.11 is: 5,708,743.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621,426.55 : 10,517,579.28 = 4,136,766.11 : x
  2. Step 2: Convert to fraction form
    7,621,426.55/10,517,579.28 = 4,136,766.11/x
  3. Step 3: Cross multiply
    7,621,426.55x = 10,517,579.28 × 4,136,766.11
  4. Step 4: Simplify right side
    7,621,426.55x = 43,508,765,472,154.30
  5. Step 5: Solve for x
    x = 43,508,765,472,154.30/7,621,426.55
  6. Step 6: Final answer
    x = 5,708,743.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.