Home / 21,658,880.97-29,889,282.02-11,735,755.83

Finding the Fourth Proportional to 21,658,880.97, 29,889,282.02 and 11,735,755.83

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Solution

The fourth proportional to 21,658,880.97, 29,889,282.02 and 11,735,755.83 is: 16,195,357.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,658,880.97 : 29,889,282.02 = 11,735,755.83 : x
  2. Step 2: Convert to fraction form
    21,658,880.97/29,889,282.02 = 11,735,755.83/x
  3. Step 3: Cross multiply
    21,658,880.97x = 29,889,282.02 × 11,735,755.83
  4. Step 4: Simplify right side
    21,658,880.97x = 350,773,315,868,495.62
  5. Step 5: Solve for x
    x = 350,773,315,868,495.62/21,658,880.97
  6. Step 6: Final answer
    x = 16,195,357.29

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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.