Home / 21,732,930.56-29,989,994.36-11,943,164.46

Finding the Fourth Proportional to 21,732,930.56, 29,989,994.36 and 11,943,164.46

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Solution

The fourth proportional to 21,732,930.56, 29,989,994.36 and 11,943,164.46 is: 16,480,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,930.56 : 29,989,994.36 = 11,943,164.46 : x
  2. Step 2: Convert to fraction form
    21,732,930.56/29,989,994.36 = 11,943,164.46/x
  3. Step 3: Cross multiply
    21,732,930.56x = 29,989,994.36 × 11,943,164.46
  4. Step 4: Simplify right side
    21,732,930.56x = 358,175,434,795,952.44
  5. Step 5: Solve for x
    x = 358,175,434,795,952.44/21,732,930.56
  6. Step 6: Final answer
    x = 16,480,770.22

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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.