Home / 29,226,717.80-43,876,019.10-18,443,997.80

Finding the Fourth Proportional to 29,226,717.80, 43,876,019.10 and 18,443,997.80

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Solution

The fourth proportional to 29,226,717.80, 43,876,019.10 and 18,443,997.80 is: 27,688,678.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,226,717.80 : 43,876,019.10 = 18,443,997.80 : x
  2. Step 2: Convert to fraction form
    29,226,717.80/43,876,019.10 = 18,443,997.80/x
  3. Step 3: Cross multiply
    29,226,717.80x = 43,876,019.10 × 18,443,997.80
  4. Step 4: Simplify right side
    29,226,717.80x = 809,249,199,753,158
  5. Step 5: Solve for x
    x = 809,249,199,753,158/29,226,717.80
  6. Step 6: Final answer
    x = 27,688,678.74

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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.