Home / 12,183,088.91-16,812,180.89-7,285,392.62

Finding the Fourth Proportional to 12,183,088.91, 16,812,180.89 and 7,285,392.62

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Solution

The fourth proportional to 12,183,088.91, 16,812,180.89 and 7,285,392.62 is: 10,053,553.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,183,088.91 : 16,812,180.89 = 7,285,392.62 : x
  2. Step 2: Convert to fraction form
    12,183,088.91/16,812,180.89 = 7,285,392.62/x
  3. Step 3: Cross multiply
    12,183,088.91x = 16,812,180.89 × 7,285,392.62
  4. Step 4: Simplify right side
    12,183,088.91x = 122,483,338,551,989.08
  5. Step 5: Solve for x
    x = 122,483,338,551,989.08/12,183,088.91
  6. Step 6: Final answer
    x = 10,053,553.70

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1.5x scale

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.