Home / 18,563,126.02-27,872,022.66-10,381,797.32

Finding the Fourth Proportional to 18,563,126.02, 27,872,022.66 and 10,381,797.32

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Solution

The fourth proportional to 18,563,126.02, 27,872,022.66 and 10,381,797.32 is: 15,587,982.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,563,126.02 : 27,872,022.66 = 10,381,797.32 : x
  2. Step 2: Convert to fraction form
    18,563,126.02/27,872,022.66 = 10,381,797.32/x
  3. Step 3: Cross multiply
    18,563,126.02x = 27,872,022.66 × 10,381,797.32
  4. Step 4: Simplify right side
    18,563,126.02x = 289,361,690,154,567.25
  5. Step 5: Solve for x
    x = 289,361,690,154,567.25/18,563,126.02
  6. Step 6: Final answer
    x = 15,587,982.86

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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.