Home / 28,841,012.28-39,758,193.90-21,953,498.04

Finding the Fourth Proportional to 28,841,012.28, 39,758,193.90 and 21,953,498.04

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Solution

The fourth proportional to 28,841,012.28, 39,758,193.90 and 21,953,498.04 is: 30,263,550.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,841,012.28 : 39,758,193.90 = 21,953,498.04 : x
  2. Step 2: Convert to fraction form
    28,841,012.28/39,758,193.90 = 21,953,498.04/x
  3. Step 3: Cross multiply
    28,841,012.28x = 39,758,193.90 × 21,953,498.04
  4. Step 4: Simplify right side
    28,841,012.28x = 872,831,431,857,589.88
  5. Step 5: Solve for x
    x = 872,831,431,857,589.88/28,841,012.28
  6. Step 6: Final answer
    x = 30,263,550.51

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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.