Home / 6,955,120.16-10,432,752.96-1,906,431.20

Finding the Fourth Proportional to 6,955,120.16, 10,432,752.96 and 1,906,431.20

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Solution

The fourth proportional to 6,955,120.16, 10,432,752.96 and 1,906,431.20 is: 2,859,666.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955,120.16 : 10,432,752.96 = 1,906,431.20 : x
  2. Step 2: Convert to fraction form
    6,955,120.16/10,432,752.96 = 1,906,431.20/x
  3. Step 3: Cross multiply
    6,955,120.16x = 10,432,752.96 × 1,906,431.20
  4. Step 4: Simplify right side
    6,955,120.16x = 19,889,325,744,836.35
  5. Step 5: Solve for x
    x = 19,889,325,744,836.35/6,955,120.16
  6. Step 6: Final answer
    x = 2,859,666.73

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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.