Home / 52,950,505.05-79,380,268.28-18,402,418.22

Finding the Fourth Proportional to 52,950,505.05, 79,380,268.28 and 18,402,418.22

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Solution

The fourth proportional to 52,950,505.05, 79,380,268.28 and 18,402,418.22 is: 27,587,817.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,950,505.05 : 79,380,268.28 = 18,402,418.22 : x
  2. Step 2: Convert to fraction form
    52,950,505.05/79,380,268.28 = 18,402,418.22/x
  3. Step 3: Cross multiply
    52,950,505.05x = 79,380,268.28 × 18,402,418.22
  4. Step 4: Simplify right side
    52,950,505.05x = 1,460,788,894,884,455.75
  5. Step 5: Solve for x
    x = 1,460,788,894,884,455.75/52,950,505.05
  6. Step 6: Final answer
    x = 27,587,817.97

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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.