Home / 18,582,490.20-27,882,029.70-6,623,808.60

Finding the Fourth Proportional to 18,582,490.20, 27,882,029.70 and 6,623,808.60

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Solution

The fourth proportional to 18,582,490.20, 27,882,029.70 and 6,623,808.60 is: 9,938,669.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,582,490.20 : 27,882,029.70 = 6,623,808.60 : x
  2. Step 2: Convert to fraction form
    18,582,490.20/27,882,029.70 = 6,623,808.60/x
  3. Step 3: Cross multiply
    18,582,490.20x = 27,882,029.70 × 6,623,808.60
  4. Step 4: Simplify right side
    18,582,490.20x = 184,685,228,112,315.41
  5. Step 5: Solve for x
    x = 184,685,228,112,315.41/18,582,490.20
  6. Step 6: Final answer
    x = 9,938,669.47

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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.