Home / 21,885,802.88-30,203,971.74-12,096,036.38

Finding the Fourth Proportional to 21,885,802.88, 30,203,971.74 and 12,096,036.38

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Solution

The fourth proportional to 21,885,802.88, 30,203,971.74 and 12,096,036.38 is: 16,693,394.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,885,802.88 : 30,203,971.74 = 12,096,036.38 : x
  2. Step 2: Convert to fraction form
    21,885,802.88/30,203,971.74 = 12,096,036.38/x
  3. Step 3: Cross multiply
    21,885,802.88x = 30,203,971.74 × 12,096,036.38
  4. Step 4: Simplify right side
    21,885,802.88x = 365,348,340,987,531.88
  5. Step 5: Solve for x
    x = 365,348,340,987,531.88/21,885,802.88
  6. Step 6: Final answer
    x = 16,693,394.48

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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.