Home / 5,185,955.88-7,156,733.74-2,862,843.01

Finding the Fourth Proportional to 5,185,955.88, 7,156,733.74 and 2,862,843.01

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Solution

The fourth proportional to 5,185,955.88, 7,156,733.74 and 2,862,843.01 is: 3,950,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,955.88 : 7,156,733.74 = 2,862,843.01 : x
  2. Step 2: Convert to fraction form
    5,185,955.88/7,156,733.74 = 2,862,843.01/x
  3. Step 3: Cross multiply
    5,185,955.88x = 7,156,733.74 × 2,862,843.01
  4. Step 4: Simplify right side
    5,185,955.88x = 20,488,605,136,941.21
  5. Step 5: Solve for x
    x = 20,488,605,136,941.21/5,185,955.88
  6. Step 6: Final answer
    x = 3,950,786.63

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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.