Home / 6,954,780.56-10,434,639-3,116,301.20

Finding the Fourth Proportional to 6,954,780.56, 10,434,639 and 3,116,301.20

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Solution

The fourth proportional to 6,954,780.56, 10,434,639 and 3,116,301.20 is: 4,675,557.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954,780.56 : 10,434,639 = 3,116,301.20 : x
  2. Step 2: Convert to fraction form
    6,954,780.56/10,434,639 = 3,116,301.20/x
  3. Step 3: Cross multiply
    6,954,780.56x = 10,434,639 × 3,116,301.20
  4. Step 4: Simplify right side
    6,954,780.56x = 32,517,478,037,266.80
  5. Step 5: Solve for x
    x = 32,517,478,037,266.80/6,954,780.56
  6. Step 6: Final answer
    x = 4,675,557.73

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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.