Home / 89,045,525.14-133,561,755.87-28,444,979.86

Finding the Fourth Proportional to 89,045,525.14, 133,561,755.87 and 28,444,979.86

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Solution

The fourth proportional to 89,045,525.14, 133,561,755.87 and 28,444,979.86 is: 42,665,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,045,525.14 : 133,561,755.87 = 28,444,979.86 : x
  2. Step 2: Convert to fraction form
    89,045,525.14/133,561,755.87 = 28,444,979.86/x
  3. Step 3: Cross multiply
    89,045,525.14x = 133,561,755.87 × 28,444,979.86
  4. Step 4: Simplify right side
    89,045,525.14x = 3,799,161,455,788,387
  5. Step 5: Solve for x
    x = 3,799,161,455,788,387/89,045,525.14
  6. Step 6: Final answer
    x = 42,665,383.24

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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.