Home / 6,872,800.20-10,306,575.90-2,078,896.20

Finding the Fourth Proportional to 6,872,800.20, 10,306,575.90 and 2,078,896.20

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Solution

The fourth proportional to 6,872,800.20, 10,306,575.90 and 2,078,896.20 is: 3,117,550.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,800.20 : 10,306,575.90 = 2,078,896.20 : x
  2. Step 2: Convert to fraction form
    6,872,800.20/10,306,575.90 = 2,078,896.20/x
  3. Step 3: Cross multiply
    6,872,800.20x = 10,306,575.90 × 2,078,896.20
  4. Step 4: Simplify right side
    6,872,800.20x = 21,426,301,473,521.58
  5. Step 5: Solve for x
    x = 21,426,301,473,521.58/6,872,800.20
  6. Step 6: Final answer
    x = 3,117,550.47

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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.