Home / 12,356,552.40-18,536,578.20-3,836,000.40

Finding the Fourth Proportional to 12,356,552.40, 18,536,578.20 and 3,836,000.40

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Solution

The fourth proportional to 12,356,552.40, 18,536,578.20 and 3,836,000.40 is: 5,754,543.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,552.40 : 18,536,578.20 = 3,836,000.40 : x
  2. Step 2: Convert to fraction form
    12,356,552.40/18,536,578.20 = 3,836,000.40/x
  3. Step 3: Cross multiply
    12,356,552.40x = 18,536,578.20 × 3,836,000.40
  4. Step 4: Simplify right side
    12,356,552.40x = 71,106,321,389,831.28
  5. Step 5: Solve for x
    x = 71,106,321,389,831.28/12,356,552.40
  6. Step 6: Final answer
    x = 5,754,543.75

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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.