Home / 19,844,334.64-27,391,601.82-12,862,692.64

Finding the Fourth Proportional to 19,844,334.64, 27,391,601.82 and 12,862,692.64

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Solution

The fourth proportional to 19,844,334.64, 27,391,601.82 and 12,862,692.64 is: 17,754,677.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,844,334.64 : 27,391,601.82 = 12,862,692.64 : x
  2. Step 2: Convert to fraction form
    19,844,334.64/27,391,601.82 = 12,862,692.64/x
  3. Step 3: Cross multiply
    19,844,334.64x = 27,391,601.82 × 12,862,692.64
  4. Step 4: Simplify right side
    19,844,334.64x = 352,329,755,127,924.62
  5. Step 5: Solve for x
    x = 352,329,755,127,924.62/19,844,334.64
  6. Step 6: Final answer
    x = 17,754,677.17

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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.