Home / 6,143,289.88-8,479,426.20-3,565,801.06

Finding the Fourth Proportional to 6,143,289.88, 8,479,426.20 and 3,565,801.06

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Solution

The fourth proportional to 6,143,289.88, 8,479,426.20 and 3,565,801.06 is: 4,921,784.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143,289.88 : 8,479,426.20 = 3,565,801.06 : x
  2. Step 2: Convert to fraction form
    6,143,289.88/8,479,426.20 = 3,565,801.06/x
  3. Step 3: Cross multiply
    6,143,289.88x = 8,479,426.20 × 3,565,801.06
  4. Step 4: Simplify right side
    6,143,289.88x = 30,235,946,932,151.77
  5. Step 5: Solve for x
    x = 30,235,946,932,151.77/6,143,289.88
  6. Step 6: Final answer
    x = 4,921,784.18

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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.