Home / 7,381,127.73-10,185,962.65-4,117,943.13

Finding the Fourth Proportional to 7,381,127.73, 10,185,962.65 and 4,117,943.13

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Solution

The fourth proportional to 7,381,127.73, 10,185,962.65 and 4,117,943.13 is: 5,682,765.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,127.73 : 10,185,962.65 = 4,117,943.13 : x
  2. Step 2: Convert to fraction form
    7,381,127.73/10,185,962.65 = 4,117,943.13/x
  3. Step 3: Cross multiply
    7,381,127.73x = 10,185,962.65 × 4,117,943.13
  4. Step 4: Simplify right side
    7,381,127.73x = 41,945,214,917,004.09
  5. Step 5: Solve for x
    x = 41,945,214,917,004.09/7,381,127.73
  6. Step 6: Final answer
    x = 5,682,765.08

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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.