Home / 30,406,641.28-41,961,151.66-16,467,997.08

Finding the Fourth Proportional to 30,406,641.28, 41,961,151.66 and 16,467,997.08

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Solution

The fourth proportional to 30,406,641.28, 41,961,151.66 and 16,467,997.08 is: 22,725,828.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,406,641.28 : 41,961,151.66 = 16,467,997.08 : x
  2. Step 2: Convert to fraction form
    30,406,641.28/41,961,151.66 = 16,467,997.08/x
  3. Step 3: Cross multiply
    30,406,641.28x = 41,961,151.66 × 16,467,997.08
  4. Step 4: Simplify right side
    30,406,641.28x = 691,016,123,010,317.12
  5. Step 5: Solve for x
    x = 691,016,123,010,317.12/30,406,641.28
  6. Step 6: Final answer
    x = 22,725,828.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.