Home / 13,540,864.88-20,311,319.16-4,793,652.08

Finding the Fourth Proportional to 13,540,864.88, 20,311,319.16 and 4,793,652.08

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Solution

The fourth proportional to 13,540,864.88, 20,311,319.16 and 4,793,652.08 is: 7,190,485.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,540,864.88 : 20,311,319.16 = 4,793,652.08 : x
  2. Step 2: Convert to fraction form
    13,540,864.88/20,311,319.16 = 4,793,652.08/x
  3. Step 3: Cross multiply
    13,540,864.88x = 20,311,319.16 × 4,793,652.08
  4. Step 4: Simplify right side
    13,540,864.88x = 97,365,397,338,877.86
  5. Step 5: Solve for x
    x = 97,365,397,338,877.86/13,540,864.88
  6. Step 6: Final answer
    x = 7,190,485.85

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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.