Home / 26,081,973.40-39,122,960.10-21,861,938.20

Finding the Fourth Proportional to 26,081,973.40, 39,122,960.10 and 21,861,938.20

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Solution

The fourth proportional to 26,081,973.40, 39,122,960.10 and 21,861,938.20 is: 32,792,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,081,973.40 : 39,122,960.10 = 21,861,938.20 : x
  2. Step 2: Convert to fraction form
    26,081,973.40/39,122,960.10 = 21,861,938.20/x
  3. Step 3: Cross multiply
    26,081,973.40x = 39,122,960.10 × 21,861,938.20
  4. Step 4: Simplify right side
    26,081,973.40x = 855,303,735,907,265.88
  5. Step 5: Solve for x
    x = 855,303,735,907,265.88/26,081,973.40
  6. Step 6: Final answer
    x = 32,792,907.30

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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.