Home / 13,481,443.10-20,222,164.65-5,395,666.70

Finding the Fourth Proportional to 13,481,443.10, 20,222,164.65 and 5,395,666.70

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Solution

The fourth proportional to 13,481,443.10, 20,222,164.65 and 5,395,666.70 is: 8,093,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,481,443.10 : 20,222,164.65 = 5,395,666.70 : x
  2. Step 2: Convert to fraction form
    13,481,443.10/20,222,164.65 = 5,395,666.70/x
  3. Step 3: Cross multiply
    13,481,443.10x = 20,222,164.65 × 5,395,666.70
  4. Step 4: Simplify right side
    13,481,443.10x = 109,112,060,403,922.16
  5. Step 5: Solve for x
    x = 109,112,060,403,922.16/13,481,443.10
  6. Step 6: Final answer
    x = 8,093,500.05

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1.5x scale

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.