Home / 18,885,006.20-28,334,507.70-6,105,927.80

Finding the Fourth Proportional to 18,885,006.20, 28,334,507.70 and 6,105,927.80

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Solution

The fourth proportional to 18,885,006.20, 28,334,507.70 and 6,105,927.80 is: 9,161,154.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,885,006.20 : 28,334,507.70 = 6,105,927.80 : x
  2. Step 2: Convert to fraction form
    18,885,006.20/28,334,507.70 = 6,105,927.80/x
  3. Step 3: Cross multiply
    18,885,006.20x = 28,334,507.70 × 6,105,927.80
  4. Step 4: Simplify right side
    18,885,006.20x = 173,008,458,264,744.06
  5. Step 5: Solve for x
    x = 173,008,458,264,744.06/18,885,006.20
  6. Step 6: Final answer
    x = 9,161,154.43

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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.