Home / 40,222,120.88-60,333,305.40-9,929,987.12

Finding the Fourth Proportional to 40,222,120.88, 60,333,305.40 and 9,929,987.12

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Solution

The fourth proportional to 40,222,120.88, 60,333,305.40 and 9,929,987.12 is: 14,895,011.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,222,120.88 : 60,333,305.40 = 9,929,987.12 : x
  2. Step 2: Convert to fraction form
    40,222,120.88/60,333,305.40 = 9,929,987.12/x
  3. Step 3: Cross multiply
    40,222,120.88x = 60,333,305.40 × 9,929,987.12
  4. Step 4: Simplify right side
    40,222,120.88x = 599,108,945,529,026.38
  5. Step 5: Solve for x
    x = 599,108,945,529,026.38/40,222,120.88
  6. Step 6: Final answer
    x = 14,895,011.31

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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.