Home / 69,330,818.56-95,676,507.84-38,390,979.64

Finding the Fourth Proportional to 69,330,818.56, 95,676,507.84 and 38,390,979.64

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Solution

The fourth proportional to 69,330,818.56, 95,676,507.84 and 38,390,979.64 is: 52,979,539.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,330,818.56 : 95,676,507.84 = 38,390,979.64 : x
  2. Step 2: Convert to fraction form
    69,330,818.56/95,676,507.84 = 38,390,979.64/x
  3. Step 3: Cross multiply
    69,330,818.56x = 95,676,507.84 × 38,390,979.64
  4. Step 4: Simplify right side
    69,330,818.56x = 3,673,114,864,511,740.50
  5. Step 5: Solve for x
    x = 3,673,114,864,511,740.50/69,330,818.56
  6. Step 6: Final answer
    x = 52,979,539.85

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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.