Home / 64,770,343.56-97,141,184.10-18,702,212.85

Finding the Fourth Proportional to 64,770,343.56, 97,141,184.10 and 18,702,212.85

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Solution

The fourth proportional to 64,770,343.56, 97,141,184.10 and 18,702,212.85 is: 28,049,181.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,770,343.56 : 97,141,184.10 = 18,702,212.85 : x
  2. Step 2: Convert to fraction form
    64,770,343.56/97,141,184.10 = 18,702,212.85/x
  3. Step 3: Cross multiply
    64,770,343.56x = 97,141,184.10 × 18,702,212.85
  4. Step 4: Simplify right side
    64,770,343.56x = 1,816,755,101,539,235.75
  5. Step 5: Solve for x
    x = 1,816,755,101,539,235.75/64,770,343.56
  6. Step 6: Final answer
    x = 28,049,181.18

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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.