Home / 30,501,046.30-45,751,569.45-10,305,996.70

Finding the Fourth Proportional to 30,501,046.30, 45,751,569.45 and 10,305,996.70

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Solution

The fourth proportional to 30,501,046.30, 45,751,569.45 and 10,305,996.70 is: 15,458,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,501,046.30 : 45,751,569.45 = 10,305,996.70 : x
  2. Step 2: Convert to fraction form
    30,501,046.30/45,751,569.45 = 10,305,996.70/x
  3. Step 3: Cross multiply
    30,501,046.30x = 45,751,569.45 × 10,305,996.70
  4. Step 4: Simplify right side
    30,501,046.30x = 471,515,523,771,520.81
  5. Step 5: Solve for x
    x = 471,515,523,771,520.81/30,501,046.30
  6. Step 6: Final answer
    x = 15,458,995.05

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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.