Home / 13,378,473.44-20,070,700.53-4,281,117.25

Finding the Fourth Proportional to 13,378,473.44, 20,070,700.53 and 4,281,117.25

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Solution

The fourth proportional to 13,378,473.44, 20,070,700.53 and 4,281,117.25 is: 6,422,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,378,473.44 : 20,070,700.53 = 4,281,117.25 : x
  2. Step 2: Convert to fraction form
    13,378,473.44/20,070,700.53 = 4,281,117.25/x
  3. Step 3: Cross multiply
    13,378,473.44x = 20,070,700.53 × 4,281,117.25
  4. Step 4: Simplify right side
    13,378,473.44x = 85,925,022,229,968.77
  5. Step 5: Solve for x
    x = 85,925,022,229,968.77/13,378,473.44
  6. Step 6: Final answer
    x = 6,422,632.79

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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.