Home / 13,812,497.76-20,722,230.42-4,590,518.64

Finding the Fourth Proportional to 13,812,497.76, 20,722,230.42 and 4,590,518.64

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Solution

The fourth proportional to 13,812,497.76, 20,722,230.42 and 4,590,518.64 is: 6,886,935.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,812,497.76 : 20,722,230.42 = 4,590,518.64 : x
  2. Step 2: Convert to fraction form
    13,812,497.76/20,722,230.42 = 4,590,518.64/x
  3. Step 3: Cross multiply
    13,812,497.76x = 20,722,230.42 × 4,590,518.64
  4. Step 4: Simplify right side
    13,812,497.76x = 95,125,785,005,385.03
  5. Step 5: Solve for x
    x = 95,125,785,005,385.03/13,812,497.76
  6. Step 6: Final answer
    x = 6,886,935.78

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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.