Home / 7,418,687.78-10,237,849.26-4,111,037.27

Finding the Fourth Proportional to 7,418,687.78, 10,237,849.26 and 4,111,037.27

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Solution

The fourth proportional to 7,418,687.78, 10,237,849.26 and 4,111,037.27 is: 5,673,264.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,687.78 : 10,237,849.26 = 4,111,037.27 : x
  2. Step 2: Convert to fraction form
    7,418,687.78/10,237,849.26 = 4,111,037.27/x
  3. Step 3: Cross multiply
    7,418,687.78x = 10,237,849.26 × 4,111,037.27
  4. Step 4: Simplify right side
    7,418,687.78x = 42,088,179,872,501.92
  5. Step 5: Solve for x
    x = 42,088,179,872,501.92/7,418,687.78
  6. Step 6: Final answer
    x = 5,673,264.75

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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.