Home / 5,216,985.88-7,827,731.43-2,822,516.11

Finding the Fourth Proportional to 5,216,985.88, 7,827,731.43 and 2,822,516.11

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Solution

The fourth proportional to 5,216,985.88, 7,827,731.43 and 2,822,516.11 is: 4,234,992.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216,985.88 : 7,827,731.43 = 2,822,516.11 : x
  2. Step 2: Convert to fraction form
    5,216,985.88/7,827,731.43 = 2,822,516.11/x
  3. Step 3: Cross multiply
    5,216,985.88x = 7,827,731.43 × 2,822,516.11
  4. Step 4: Simplify right side
    5,216,985.88x = 22,093,898,065,928.34
  5. Step 5: Solve for x
    x = 22,093,898,065,928.34/5,216,985.88
  6. Step 6: Final answer
    x = 4,234,992.88

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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.