Home / 12,449,414.36-17,180,157.75-6,942,795.14

Finding the Fourth Proportional to 12,449,414.36, 17,180,157.75 and 6,942,795.14

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Solution

The fourth proportional to 12,449,414.36, 17,180,157.75 and 6,942,795.14 is: 9,581,038.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,449,414.36 : 17,180,157.75 = 6,942,795.14 : x
  2. Step 2: Convert to fraction form
    12,449,414.36/17,180,157.75 = 6,942,795.14/x
  3. Step 3: Cross multiply
    12,449,414.36x = 17,180,157.75 × 6,942,795.14
  4. Step 4: Simplify right side
    12,449,414.36x = 119,278,315,748,048.25
  5. Step 5: Solve for x
    x = 119,278,315,748,048.25/12,449,414.36
  6. Step 6: Final answer
    x = 9,581,038.29

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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.