Home / 6,718,719.60-10,078,079.40-3,684,913.20

Finding the Fourth Proportional to 6,718,719.60, 10,078,079.40 and 3,684,913.20

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Solution

The fourth proportional to 6,718,719.60, 10,078,079.40 and 3,684,913.20 is: 5,527,369.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718,719.60 : 10,078,079.40 = 3,684,913.20 : x
  2. Step 2: Convert to fraction form
    6,718,719.60/10,078,079.40 = 3,684,913.20/x
  3. Step 3: Cross multiply
    6,718,719.60x = 10,078,079.40 × 3,684,913.20
  4. Step 4: Simplify right side
    6,718,719.60x = 37,136,847,811,708.09
  5. Step 5: Solve for x
    x = 37,136,847,811,708.09/6,718,719.60
  6. Step 6: Final answer
    x = 5,527,369.80

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1.5x scale

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.