Home / 10,888,936.40-16,314,742.20-7,100,469.20

Finding the Fourth Proportional to 10,888,936.40, 16,314,742.20 and 7,100,469.20

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Solution

The fourth proportional to 10,888,936.40, 16,314,742.20 and 7,100,469.20 is: 10,638,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888,936.40 : 16,314,742.20 = 7,100,469.20 : x
  2. Step 2: Convert to fraction form
    10,888,936.40/16,314,742.20 = 7,100,469.20/x
  3. Step 3: Cross multiply
    10,888,936.40x = 16,314,742.20 × 7,100,469.20
  4. Step 4: Simplify right side
    10,888,936.40x = 115,842,324,497,040.23
  5. Step 5: Solve for x
    x = 115,842,324,497,040.23/10,888,936.40
  6. Step 6: Final answer
    x = 10,638,534.40

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1.5x scale

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.