Home / 7,021,376.32-9,689,496.96-3,802,112.32

Finding the Fourth Proportional to 7,021,376.32, 9,689,496.96 and 3,802,112.32

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Solution

The fourth proportional to 7,021,376.32, 9,689,496.96 and 3,802,112.32 is: 5,246,913.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,376.32 : 9,689,496.96 = 3,802,112.32 : x
  2. Step 2: Convert to fraction form
    7,021,376.32/9,689,496.96 = 3,802,112.32/x
  3. Step 3: Cross multiply
    7,021,376.32x = 9,689,496.96 × 3,802,112.32
  4. Step 4: Simplify right side
    7,021,376.32x = 36,840,555,766,218.55
  5. Step 5: Solve for x
    x = 36,840,555,766,218.55/7,021,376.32
  6. Step 6: Final answer
    x = 5,246,913.72

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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.