Home / 19,658,692.04-27,122,983.08-11,397,105.32

Finding the Fourth Proportional to 19,658,692.04, 27,122,983.08 and 11,397,105.32

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Solution

The fourth proportional to 19,658,692.04, 27,122,983.08 and 11,397,105.32 is: 15,724,519.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,658,692.04 : 27,122,983.08 = 11,397,105.32 : x
  2. Step 2: Convert to fraction form
    19,658,692.04/27,122,983.08 = 11,397,105.32/x
  3. Step 3: Cross multiply
    19,658,692.04x = 27,122,983.08 × 11,397,105.32
  4. Step 4: Simplify right side
    19,658,692.04x = 309,123,494,755,338
  5. Step 5: Solve for x
    x = 309,123,494,755,338/19,658,692.04
  6. Step 6: Final answer
    x = 15,724,519.93

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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.