Home / 12,642,094.89-17,446,171.50-7,414,037.10

Finding the Fourth Proportional to 12,642,094.89, 17,446,171.50 and 7,414,037.10

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Solution

The fourth proportional to 12,642,094.89, 17,446,171.50 and 7,414,037.10 is: 10,231,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,642,094.89 : 17,446,171.50 = 7,414,037.10 : x
  2. Step 2: Convert to fraction form
    12,642,094.89/17,446,171.50 = 7,414,037.10/x
  3. Step 3: Cross multiply
    12,642,094.89x = 17,446,171.50 × 7,414,037.10
  4. Step 4: Simplify right side
    12,642,094.89x = 129,346,562,753,962.64
  5. Step 5: Solve for x
    x = 129,346,562,753,962.64/12,642,094.89
  6. Step 6: Final answer
    x = 10,231,418.44

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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.