Home / 26,623,036.77-39,947,202-18,438,274.45

Finding the Fourth Proportional to 26,623,036.77, 39,947,202 and 18,438,274.45

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Solution

The fourth proportional to 26,623,036.77, 39,947,202 and 18,438,274.45 is: 27,666,170.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,623,036.77 : 39,947,202 = 18,438,274.45 : x
  2. Step 2: Convert to fraction form
    26,623,036.77/39,947,202 = 18,438,274.45/x
  3. Step 3: Cross multiply
    26,623,036.77x = 39,947,202 × 18,438,274.45
  4. Step 4: Simplify right side
    26,623,036.77x = 736,557,474,035,523
  5. Step 5: Solve for x
    x = 736,557,474,035,523/26,623,036.77
  6. Step 6: Final answer
    x = 27,666,170.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.