Home / 26,209,862.70-39,314,794.05-18,557,112.30

Finding the Fourth Proportional to 26,209,862.70, 39,314,794.05 and 18,557,112.30

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Solution

The fourth proportional to 26,209,862.70, 39,314,794.05 and 18,557,112.30 is: 27,835,668.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,209,862.70 : 39,314,794.05 = 18,557,112.30 : x
  2. Step 2: Convert to fraction form
    26,209,862.70/39,314,794.05 = 18,557,112.30/x
  3. Step 3: Cross multiply
    26,209,862.70x = 39,314,794.05 × 18,557,112.30
  4. Step 4: Simplify right side
    26,209,862.70x = 729,569,048,237,221.75
  5. Step 5: Solve for x
    x = 729,569,048,237,221.75/26,209,862.70
  6. Step 6: Final answer
    x = 27,835,668.45

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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.