Home / 13,775,936.43-20,666,894.08-4,191,065.85

Finding the Fourth Proportional to 13,775,936.43, 20,666,894.08 and 4,191,065.85

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Solution

The fourth proportional to 13,775,936.43, 20,666,894.08 and 4,191,065.85 is: 6,287,508.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,775,936.43 : 20,666,894.08 = 4,191,065.85 : x
  2. Step 2: Convert to fraction form
    13,775,936.43/20,666,894.08 = 4,191,065.85/x
  3. Step 3: Cross multiply
    13,775,936.43x = 20,666,894.08 × 4,191,065.85
  4. Step 4: Simplify right side
    13,775,936.43x = 86,616,314,004,255.16
  5. Step 5: Solve for x
    x = 86,616,314,004,255.16/13,775,936.43
  6. Step 6: Final answer
    x = 6,287,508.25

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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.