Home / 18,709,164.18-27,890,805.02-18,414,338.22

Finding the Fourth Proportional to 18,709,164.18, 27,890,805.02 and 18,414,338.22

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Solution

The fourth proportional to 18,709,164.18, 27,890,805.02 and 18,414,338.22 is: 27,451,291.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,709,164.18 : 27,890,805.02 = 18,414,338.22 : x
  2. Step 2: Convert to fraction form
    18,709,164.18/27,890,805.02 = 18,414,338.22/x
  3. Step 3: Cross multiply
    18,709,164.18x = 27,890,805.02 × 18,414,338.22
  4. Step 4: Simplify right side
    18,709,164.18x = 513,590,716,774,282.12
  5. Step 5: Solve for x
    x = 513,590,716,774,282.12/18,709,164.18
  6. Step 6: Final answer
    x = 27,451,291.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.