Home / 13,716,523.80-20,578,202.28-9,680,886.72

Finding the Fourth Proportional to 13,716,523.80, 20,578,202.28 and 9,680,886.72

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Solution

The fourth proportional to 13,716,523.80, 20,578,202.28 and 9,680,886.72 is: 14,523,741.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,716,523.80 : 20,578,202.28 = 9,680,886.72 : x
  2. Step 2: Convert to fraction form
    13,716,523.80/20,578,202.28 = 9,680,886.72/x
  3. Step 3: Cross multiply
    13,716,523.80x = 20,578,202.28 × 9,680,886.72
  4. Step 4: Simplify right side
    13,716,523.80x = 199,215,245,173,925.75
  5. Step 5: Solve for x
    x = 199,215,245,173,925.75/13,716,523.80
  6. Step 6: Final answer
    x = 14,523,741.44

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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.