Home / 10,719,150.80-16,091,167.80-6,464,123.60

Finding the Fourth Proportional to 10,719,150.80, 16,091,167.80 and 6,464,123.60

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Solution

The fourth proportional to 10,719,150.80, 16,091,167.80 and 6,464,123.60 is: 9,703,688.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719,150.80 : 16,091,167.80 = 6,464,123.60 : x
  2. Step 2: Convert to fraction form
    10,719,150.80/16,091,167.80 = 6,464,123.60/x
  3. Step 3: Cross multiply
    10,719,150.80x = 16,091,167.80 × 6,464,123.60
  4. Step 4: Simplify right side
    10,719,150.80x = 104,015,297,527,540.08
  5. Step 5: Solve for x
    x = 104,015,297,527,540.08/10,719,150.80
  6. Step 6: Final answer
    x = 9,703,688.24

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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.