Home / 12,176,148.06-18,266,571.91-3,976,585.93

Finding the Fourth Proportional to 12,176,148.06, 18,266,571.91 and 3,976,585.93

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Solution

The fourth proportional to 12,176,148.06, 18,266,571.91 and 3,976,585.93 is: 5,965,646.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,148.06 : 18,266,571.91 = 3,976,585.93 : x
  2. Step 2: Convert to fraction form
    12,176,148.06/18,266,571.91 = 3,976,585.93/x
  3. Step 3: Cross multiply
    12,176,148.06x = 18,266,571.91 × 3,976,585.93
  4. Step 4: Simplify right side
    12,176,148.06x = 72,638,592,768,198.11
  5. Step 5: Solve for x
    x = 72,638,592,768,198.11/12,176,148.06
  6. Step 6: Final answer
    x = 5,965,646.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.