Home / 39,768,040.28-54,879,035.12-23,023,485.84

Finding the Fourth Proportional to 39,768,040.28, 54,879,035.12 and 23,023,485.84

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Solution

The fourth proportional to 39,768,040.28, 54,879,035.12 and 23,023,485.84 is: 31,771,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,768,040.28 : 54,879,035.12 = 23,023,485.84 : x
  2. Step 2: Convert to fraction form
    39,768,040.28/54,879,035.12 = 23,023,485.84/x
  3. Step 3: Cross multiply
    39,768,040.28x = 54,879,035.12 × 23,023,485.84
  4. Step 4: Simplify right side
    39,768,040.28x = 1,263,506,687,998,182.75
  5. Step 5: Solve for x
    x = 1,263,506,687,998,182.75/39,768,040.28
  6. Step 6: Final answer
    x = 31,771,912.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.