Home / 7,381,127.61-10,185,962.48-4,117,943.01

Finding the Fourth Proportional to 7,381,127.61, 10,185,962.48 and 4,117,943.01

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Solution

The fourth proportional to 7,381,127.61, 10,185,962.48 and 4,117,943.01 is: 5,682,764.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,127.61 : 10,185,962.48 = 4,117,943.01 : x
  2. Step 2: Convert to fraction form
    7,381,127.61/10,185,962.48 = 4,117,943.01/x
  3. Step 3: Cross multiply
    7,381,127.61x = 10,185,962.48 × 4,117,943.01
  4. Step 4: Simplify right side
    7,381,127.61x = 41,945,212,943,708.45
  5. Step 5: Solve for x
    x = 41,945,212,943,708.45/7,381,127.61
  6. Step 6: Final answer
    x = 5,682,764.91

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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.