Home / 7,006,751.28-9,672,571.80-4,105,739.52

Finding the Fourth Proportional to 7,006,751.28, 9,672,571.80 and 4,105,739.52

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Solution

The fourth proportional to 7,006,751.28, 9,672,571.80 and 4,105,739.52 is: 5,667,827.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006,751.28 : 9,672,571.80 = 4,105,739.52 : x
  2. Step 2: Convert to fraction form
    7,006,751.28/9,672,571.80 = 4,105,739.52/x
  3. Step 3: Cross multiply
    7,006,751.28x = 9,672,571.80 × 4,105,739.52
  4. Step 4: Simplify right side
    7,006,751.28x = 39,713,060,299,297.54
  5. Step 5: Solve for x
    x = 39,713,060,299,297.54/7,006,751.28
  6. Step 6: Final answer
    x = 5,667,827.89

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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.