Home / 30,855,851.99-42,581,490.22-16,917,173.33

Finding the Fourth Proportional to 30,855,851.99, 42,581,490.22 and 16,917,173.33

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Solution

The fourth proportional to 30,855,851.99, 42,581,490.22 and 16,917,173.33 is: 23,345,926.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,855,851.99 : 42,581,490.22 = 16,917,173.33 : x
  2. Step 2: Convert to fraction form
    30,855,851.99/42,581,490.22 = 16,917,173.33/x
  3. Step 3: Cross multiply
    30,855,851.99x = 42,581,490.22 × 16,917,173.33
  4. Step 4: Simplify right side
    30,855,851.99x = 720,358,450,701,439.75
  5. Step 5: Solve for x
    x = 720,358,450,701,439.75/30,855,851.99
  6. Step 6: Final answer
    x = 23,345,926.44

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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.