Home / 13,583,563.68-20,368,332.72-3,997,696.80

Finding the Fourth Proportional to 13,583,563.68, 20,368,332.72 and 3,997,696.80

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Solution

The fourth proportional to 13,583,563.68, 20,368,332.72 and 3,997,696.80 is: 5,994,481.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,583,563.68 : 20,368,332.72 = 3,997,696.80 : x
  2. Step 2: Convert to fraction form
    13,583,563.68/20,368,332.72 = 3,997,696.80/x
  3. Step 3: Cross multiply
    13,583,563.68x = 20,368,332.72 × 3,997,696.80
  4. Step 4: Simplify right side
    13,583,563.68x = 81,426,418,536,079.28
  5. Step 5: Solve for x
    x = 81,426,418,536,079.28/13,583,563.68
  6. Step 6: Final answer
    x = 5,994,481.31

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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.