Home / 12,624,441.94-18,937,460.09-5,336,542.72

Finding the Fourth Proportional to 12,624,441.94, 18,937,460.09 and 5,336,542.72

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Solution

The fourth proportional to 12,624,441.94, 18,937,460.09 and 5,336,542.72 is: 8,005,151.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,624,441.94 : 18,937,460.09 = 5,336,542.72 : x
  2. Step 2: Convert to fraction form
    12,624,441.94/18,937,460.09 = 5,336,542.72/x
  3. Step 3: Cross multiply
    12,624,441.94x = 18,937,460.09 × 5,336,542.72
  4. Step 4: Simplify right side
    12,624,441.94x = 101,060,564,778,580.05
  5. Step 5: Solve for x
    x = 101,060,564,778,580.05/12,624,441.94
  6. Step 6: Final answer
    x = 8,005,151.06

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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.