Home / 18,638,010.87-25,714,289.88-10,897,573.11

Finding the Fourth Proportional to 18,638,010.87, 25,714,289.88 and 10,897,573.11

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Solution

The fourth proportional to 18,638,010.87, 25,714,289.88 and 10,897,573.11 is: 15,035,046.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,638,010.87 : 25,714,289.88 = 10,897,573.11 : x
  2. Step 2: Convert to fraction form
    18,638,010.87/25,714,289.88 = 10,897,573.11/x
  3. Step 3: Cross multiply
    18,638,010.87x = 25,714,289.88 × 10,897,573.11
  4. Step 4: Simplify right side
    18,638,010.87x = 280,223,353,939,033.09
  5. Step 5: Solve for x
    x = 280,223,353,939,033.09/18,638,010.87
  6. Step 6: Final answer
    x = 15,035,046.17

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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.