Home / 9,360,178.80-14,040,268.20-5,367,807.60

Finding the Fourth Proportional to 9,360,178.80, 14,040,268.20 and 5,367,807.60

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Solution

The fourth proportional to 9,360,178.80, 14,040,268.20 and 5,367,807.60 is: 8,051,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,360,178.80 : 14,040,268.20 = 5,367,807.60 : x
  2. Step 2: Convert to fraction form
    9,360,178.80/14,040,268.20 = 5,367,807.60/x
  3. Step 3: Cross multiply
    9,360,178.80x = 14,040,268.20 × 5,367,807.60
  4. Step 4: Simplify right side
    9,360,178.80x = 75,365,458,349,998.31
  5. Step 5: Solve for x
    x = 75,365,458,349,998.31/9,360,178.80
  6. Step 6: Final answer
    x = 8,051,711.40

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Similar ratio
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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.