Home / 6,578,336.90-9,868,913.84-1,967,685.28

Finding the Fourth Proportional to 6,578,336.90, 9,868,913.84 and 1,967,685.28

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Solution

The fourth proportional to 6,578,336.90, 9,868,913.84 and 1,967,685.28 is: 2,951,949.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578,336.90 : 9,868,913.84 = 1,967,685.28 : x
  2. Step 2: Convert to fraction form
    6,578,336.90/9,868,913.84 = 1,967,685.28/x
  3. Step 3: Cross multiply
    6,578,336.90x = 9,868,913.84 × 1,967,685.28
  4. Step 4: Simplify right side
    6,578,336.90x = 19,418,916,472,803.20
  5. Step 5: Solve for x
    x = 19,418,916,472,803.20/6,578,336.90
  6. Step 6: Final answer
    x = 2,951,949.22

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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.