Home / 30,970,037.80-42,739,775.82-17,741,771.32

Finding the Fourth Proportional to 30,970,037.80, 42,739,775.82 and 17,741,771.32

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Solution

The fourth proportional to 30,970,037.80, 42,739,775.82 and 17,741,771.32 is: 24,484,288.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,970,037.80 : 42,739,775.82 = 17,741,771.32 : x
  2. Step 2: Convert to fraction form
    30,970,037.80/42,739,775.82 = 17,741,771.32/x
  3. Step 3: Cross multiply
    30,970,037.80x = 42,739,775.82 × 17,741,771.32
  4. Step 4: Simplify right side
    30,970,037.80x = 758,279,328,564,097.75
  5. Step 5: Solve for x
    x = 758,279,328,564,097.75/30,970,037.80
  6. Step 6: Final answer
    x = 24,484,288.12

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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.