Home / 38,961,007.20-58,449,805.20-12,037,384.80

Finding the Fourth Proportional to 38,961,007.20, 58,449,805.20 and 12,037,384.80

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Solution

The fourth proportional to 38,961,007.20, 58,449,805.20 and 12,037,384.80 is: 18,058,639.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,961,007.20 : 58,449,805.20 = 12,037,384.80 : x
  2. Step 2: Convert to fraction form
    38,961,007.20/58,449,805.20 = 12,037,384.80/x
  3. Step 3: Cross multiply
    38,961,007.20x = 58,449,805.20 × 12,037,384.80
  4. Step 4: Simplify right side
    38,961,007.20x = 703,582,796,677,441
  5. Step 5: Solve for x
    x = 703,582,796,677,441/38,961,007.20
  6. Step 6: Final answer
    x = 18,058,639.84

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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.