Home / 13,801,862.30-20,706,520.80-4,216,979.48

Finding the Fourth Proportional to 13,801,862.30, 20,706,520.80 and 4,216,979.48

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Solution

The fourth proportional to 13,801,862.30, 20,706,520.80 and 4,216,979.48 is: 6,326,608.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801,862.30 : 20,706,520.80 = 4,216,979.48 : x
  2. Step 2: Convert to fraction form
    13,801,862.30/20,706,520.80 = 4,216,979.48/x
  3. Step 3: Cross multiply
    13,801,862.30x = 20,706,520.80 × 4,216,979.48
  4. Step 4: Simplify right side
    13,801,862.30x = 87,318,973,315,793.20
  5. Step 5: Solve for x
    x = 87,318,973,315,793.20/13,801,862.30
  6. Step 6: Final answer
    x = 6,326,608.06

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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.