Home / 27,979,811.65-41,952,621.63-13,411,189.06

Finding the Fourth Proportional to 27,979,811.65, 41,952,621.63 and 13,411,189.06

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Solution

The fourth proportional to 27,979,811.65, 41,952,621.63 and 13,411,189.06 is: 20,108,589.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,979,811.65 : 41,952,621.63 = 13,411,189.06 : x
  2. Step 2: Convert to fraction form
    27,979,811.65/41,952,621.63 = 13,411,189.06/x
  3. Step 3: Cross multiply
    27,979,811.65x = 41,952,621.63 × 13,411,189.06
  4. Step 4: Simplify right side
    27,979,811.65x = 562,634,540,192,834.88
  5. Step 5: Solve for x
    x = 562,634,540,192,834.88/27,979,811.65
  6. Step 6: Final answer
    x = 20,108,589.27

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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.