Home / 5,352,636.72-7,386,620.22-2,905,247.64

Finding the Fourth Proportional to 5,352,636.72, 7,386,620.22 and 2,905,247.64

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Solution

The fourth proportional to 5,352,636.72, 7,386,620.22 and 2,905,247.64 is: 4,009,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352,636.72 : 7,386,620.22 = 2,905,247.64 : x
  2. Step 2: Convert to fraction form
    5,352,636.72/7,386,620.22 = 2,905,247.64/x
  3. Step 3: Cross multiply
    5,352,636.72x = 7,386,620.22 × 2,905,247.64
  4. Step 4: Simplify right side
    5,352,636.72x = 21,459,960,961,731.28
  5. Step 5: Solve for x
    x = 21,459,960,961,731.28/5,352,636.72
  6. Step 6: Final answer
    x = 4,009,231.73

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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.