Home / 15,919,195.40-21,968,563.62-9,044,054.60

Finding the Fourth Proportional to 15,919,195.40, 21,968,563.62 and 9,044,054.60

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Solution

The fourth proportional to 15,919,195.40, 21,968,563.62 and 9,044,054.60 is: 12,480,837.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,919,195.40 : 21,968,563.62 = 9,044,054.60 : x
  2. Step 2: Convert to fraction form
    15,919,195.40/21,968,563.62 = 9,044,054.60/x
  3. Step 3: Cross multiply
    15,919,195.40x = 21,968,563.62 × 9,044,054.60
  4. Step 4: Simplify right side
    15,919,195.40x = 198,684,888,862,853.66
  5. Step 5: Solve for x
    x = 198,684,888,862,853.66/15,919,195.40
  6. Step 6: Final answer
    x = 12,480,837.37

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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.