Home / 6,871,268.40-10,306,902.60-6,209,919.60

Finding the Fourth Proportional to 6,871,268.40, 10,306,902.60 and 6,209,919.60

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Solution

The fourth proportional to 6,871,268.40, 10,306,902.60 and 6,209,919.60 is: 9,314,879.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,268.40 : 10,306,902.60 = 6,209,919.60 : x
  2. Step 2: Convert to fraction form
    6,871,268.40/10,306,902.60 = 6,209,919.60/x
  3. Step 3: Cross multiply
    6,871,268.40x = 10,306,902.60 × 6,209,919.60
  4. Step 4: Simplify right side
    6,871,268.40x = 64,005,036,471,030.95
  5. Step 5: Solve for x
    x = 64,005,036,471,030.95/6,871,268.40
  6. Step 6: Final answer
    x = 9,314,879.40

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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.