Home / 27,979,812.15-41,952,622.38-13,411,189.56

Finding the Fourth Proportional to 27,979,812.15, 41,952,622.38 and 13,411,189.56

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Solution

The fourth proportional to 27,979,812.15, 41,952,622.38 and 13,411,189.56 is: 20,108,590.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,979,812.15 : 41,952,622.38 = 13,411,189.56 : x
  2. Step 2: Convert to fraction form
    27,979,812.15/41,952,622.38 = 13,411,189.56/x
  3. Step 3: Cross multiply
    27,979,812.15x = 41,952,622.38 × 13,411,189.56
  4. Step 4: Simplify right side
    27,979,812.15x = 562,634,571,210,222.44
  5. Step 5: Solve for x
    x = 562,634,571,210,222.44/27,979,812.15
  6. Step 6: Final answer
    x = 20,108,590.01

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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.