Home / 25,768,043.54-38,567,945.57-18,942,810.20

Finding the Fourth Proportional to 25,768,043.54, 38,567,945.57 and 18,942,810.20

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Solution

The fourth proportional to 25,768,043.54, 38,567,945.57 and 18,942,810.20 is: 28,352,376.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,768,043.54 : 38,567,945.57 = 18,942,810.20 : x
  2. Step 2: Convert to fraction form
    25,768,043.54/38,567,945.57 = 18,942,810.20/x
  3. Step 3: Cross multiply
    25,768,043.54x = 38,567,945.57 × 18,942,810.20
  4. Step 4: Simplify right side
    25,768,043.54x = 730,585,272,448,887
  5. Step 5: Solve for x
    x = 730,585,272,448,887/25,768,043.54
  6. Step 6: Final answer
    x = 28,352,376.52

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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.