Home / 6,720,257.76-10,080,367.52-1,671,568.32

Finding the Fourth Proportional to 6,720,257.76, 10,080,367.52 and 1,671,568.32

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Solution

The fourth proportional to 6,720,257.76, 10,080,367.52 and 1,671,568.32 is: 2,507,347.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720,257.76 : 10,080,367.52 = 1,671,568.32 : x
  2. Step 2: Convert to fraction form
    6,720,257.76/10,080,367.52 = 1,671,568.32/x
  3. Step 3: Cross multiply
    6,720,257.76x = 10,080,367.52 × 1,671,568.32
  4. Step 4: Simplify right side
    6,720,257.76x = 16,850,023,000,388.97
  5. Step 5: Solve for x
    x = 16,850,023,000,388.97/6,720,257.76
  6. Step 6: Final answer
    x = 2,507,347.72

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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.