Home / 12,359,792.07-18,535,901.18-8,546,121.52

Finding the Fourth Proportional to 12,359,792.07, 18,535,901.18 and 8,546,121.52

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Solution

The fourth proportional to 12,359,792.07, 18,535,901.18 and 8,546,121.52 is: 12,816,563.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,359,792.07 : 18,535,901.18 = 8,546,121.52 : x
  2. Step 2: Convert to fraction form
    12,359,792.07/18,535,901.18 = 8,546,121.52/x
  3. Step 3: Cross multiply
    12,359,792.07x = 18,535,901.18 × 8,546,121.52
  4. Step 4: Simplify right side
    12,359,792.07x = 158,410,063,877,921.03
  5. Step 5: Solve for x
    x = 158,410,063,877,921.03/12,359,792.07
  6. Step 6: Final answer
    x = 12,816,563.82

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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.