Home / 9,747,647.21-13,452,249.17-5,397,212.14

Finding the Fourth Proportional to 9,747,647.21, 13,452,249.17 and 5,397,212.14

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Solution

The fourth proportional to 9,747,647.21, 13,452,249.17 and 5,397,212.14 is: 7,448,427.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,747,647.21 : 13,452,249.17 = 5,397,212.14 : x
  2. Step 2: Convert to fraction form
    9,747,647.21/13,452,249.17 = 5,397,212.14/x
  3. Step 3: Cross multiply
    9,747,647.21x = 13,452,249.17 × 5,397,212.14
  4. Step 4: Simplify right side
    9,747,647.21x = 72,604,642,510,491.33
  5. Step 5: Solve for x
    x = 72,604,642,510,491.33/9,747,647.21
  6. Step 6: Final answer
    x = 7,448,427.39

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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.