Home / 20,283,642.84-27,993,437.82-11,583,136.92

Finding the Fourth Proportional to 20,283,642.84, 27,993,437.82 and 11,583,136.92

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Solution

The fourth proportional to 20,283,642.84, 27,993,437.82 and 11,583,136.92 is: 15,985,877.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,283,642.84 : 27,993,437.82 = 11,583,136.92 : x
  2. Step 2: Convert to fraction form
    20,283,642.84/27,993,437.82 = 11,583,136.92/x
  3. Step 3: Cross multiply
    20,283,642.84x = 27,993,437.82 × 11,583,136.92
  4. Step 4: Simplify right side
    20,283,642.84x = 324,251,823,130,566.31
  5. Step 5: Solve for x
    x = 324,251,823,130,566.31/20,283,642.84
  6. Step 6: Final answer
    x = 15,985,877.18

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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.