Home / 30,482,150.49-42,063,832.89-18,092,784.56

Finding the Fourth Proportional to 30,482,150.49, 42,063,832.89 and 18,092,784.56

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Solution

The fourth proportional to 30,482,150.49, 42,063,832.89 and 18,092,784.56 is: 24,967,131.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,482,150.49 : 42,063,832.89 = 18,092,784.56 : x
  2. Step 2: Convert to fraction form
    30,482,150.49/42,063,832.89 = 18,092,784.56/x
  3. Step 3: Cross multiply
    30,482,150.49x = 42,063,832.89 × 18,092,784.56
  4. Step 4: Simplify right side
    30,482,150.49x = 761,051,866,036,293
  5. Step 5: Solve for x
    x = 761,051,866,036,293/30,482,150.49
  6. Step 6: Final answer
    x = 24,967,131.71

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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.