Home / 74,269,021.20-111,404,907.18-25,748,456.28

Finding the Fourth Proportional to 74,269,021.20, 111,404,907.18 and 25,748,456.28

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Solution

The fourth proportional to 74,269,021.20, 111,404,907.18 and 25,748,456.28 is: 38,623,161.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,269,021.20 : 111,404,907.18 = 25,748,456.28 : x
  2. Step 2: Convert to fraction form
    74,269,021.20/111,404,907.18 = 25,748,456.28/x
  3. Step 3: Cross multiply
    74,269,021.20x = 111,404,907.18 × 25,748,456.28
  4. Step 4: Simplify right side
    74,269,021.20x = 2,868,504,381,901,688.50
  5. Step 5: Solve for x
    x = 2,868,504,381,901,688.50/74,269,021.20
  6. Step 6: Final answer
    x = 38,623,161.25

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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.