Home / 21,074,473.88-31,616,223.02-6,303,729.09

Finding the Fourth Proportional to 21,074,473.88, 31,616,223.02 and 6,303,729.09

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Solution

The fourth proportional to 21,074,473.88, 31,616,223.02 and 6,303,729.09 is: 9,456,943.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,074,473.88 : 31,616,223.02 = 6,303,729.09 : x
  2. Step 2: Convert to fraction form
    21,074,473.88/31,616,223.02 = 6,303,729.09/x
  3. Step 3: Cross multiply
    21,074,473.88x = 31,616,223.02 × 6,303,729.09
  4. Step 4: Simplify right side
    21,074,473.88x = 199,300,104,767,101.66
  5. Step 5: Solve for x
    x = 199,300,104,767,101.66/21,074,473.88
  6. Step 6: Final answer
    x = 9,456,943.31

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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.