Home / 9,800,768.66-13,525,071.89-5,449,761.56

Finding the Fourth Proportional to 9,800,768.66, 13,525,071.89 and 5,449,761.56

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Solution

The fourth proportional to 9,800,768.66, 13,525,071.89 and 5,449,761.56 is: 7,520,677.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,800,768.66 : 13,525,071.89 = 5,449,761.56 : x
  2. Step 2: Convert to fraction form
    9,800,768.66/13,525,071.89 = 5,449,761.56/x
  3. Step 3: Cross multiply
    9,800,768.66x = 13,525,071.89 × 5,449,761.56
  4. Step 4: Simplify right side
    9,800,768.66x = 73,708,416,787,484.38
  5. Step 5: Solve for x
    x = 73,708,416,787,484.38/9,800,768.66
  6. Step 6: Final answer
    x = 7,520,677.14

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1.5x scale

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.