Home / 7,538,109.14-11,310,900.14-2,989,060.45

Finding the Fourth Proportional to 7,538,109.14, 11,310,900.14 and 2,989,060.45

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Solution

The fourth proportional to 7,538,109.14, 11,310,900.14 and 2,989,060.45 is: 4,485,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,538,109.14 : 11,310,900.14 = 2,989,060.45 : x
  2. Step 2: Convert to fraction form
    7,538,109.14/11,310,900.14 = 2,989,060.45/x
  3. Step 3: Cross multiply
    7,538,109.14x = 11,310,900.14 × 2,989,060.45
  4. Step 4: Simplify right side
    7,538,109.14x = 33,808,964,241,568.86
  5. Step 5: Solve for x
    x = 33,808,964,241,568.86/7,538,109.14
  6. Step 6: Final answer
    x = 4,485,072.26

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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.