Home / 12,320,219.52-17,004,037.13-7,425,448.01

Finding the Fourth Proportional to 12,320,219.52, 17,004,037.13 and 7,425,448.01

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Solution

The fourth proportional to 12,320,219.52, 17,004,037.13 and 7,425,448.01 is: 10,248,404.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,320,219.52 : 17,004,037.13 = 7,425,448.01 : x
  2. Step 2: Convert to fraction form
    12,320,219.52/17,004,037.13 = 7,425,448.01/x
  3. Step 3: Cross multiply
    12,320,219.52x = 17,004,037.13 × 7,425,448.01
  4. Step 4: Simplify right side
    12,320,219.52x = 126,262,593,583,904.42
  5. Step 5: Solve for x
    x = 126,262,593,583,904.42/12,320,219.52
  6. Step 6: Final answer
    x = 10,248,404.53

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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.