Home / 6,719,613.60-10,079,420.40-3,685,807.20

Finding the Fourth Proportional to 6,719,613.60, 10,079,420.40 and 3,685,807.20

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Solution

The fourth proportional to 6,719,613.60, 10,079,420.40 and 3,685,807.20 is: 5,528,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719,613.60 : 10,079,420.40 = 3,685,807.20 : x
  2. Step 2: Convert to fraction form
    6,719,613.60/10,079,420.40 = 3,685,807.20/x
  3. Step 3: Cross multiply
    6,719,613.60x = 10,079,420.40 × 3,685,807.20
  4. Step 4: Simplify right side
    6,719,613.60x = 37,150,800,282,146.88
  5. Step 5: Solve for x
    x = 37,150,800,282,146.88/6,719,613.60
  6. Step 6: Final answer
    x = 5,528,710.80

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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.