Home / 30,807,927-42,514,778.88-16,869,029.04

Finding the Fourth Proportional to 30,807,927, 42,514,778.88 and 16,869,029.04

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Solution

The fourth proportional to 30,807,927, 42,514,778.88 and 16,869,029.04 is: 23,279,172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,807,927 : 42,514,778.88 = 16,869,029.04 : x
  2. Step 2: Convert to fraction form
    30,807,927/42,514,778.88 = 16,869,029.04/x
  3. Step 3: Cross multiply
    30,807,927x = 42,514,778.88 × 16,869,029.04
  4. Step 4: Simplify right side
    30,807,927x = 717,183,039,555,898.62
  5. Step 5: Solve for x
    x = 717,183,039,555,898.62/30,807,927
  6. Step 6: Final answer
    x = 23,279,172.26

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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.