Home / 5,011,775.89-6,916,275.35-2,719,939.21

Finding the Fourth Proportional to 5,011,775.89, 6,916,275.35 and 2,719,939.21

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Solution

The fourth proportional to 5,011,775.89, 6,916,275.35 and 2,719,939.21 is: 3,753,529.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011,775.89 : 6,916,275.35 = 2,719,939.21 : x
  2. Step 2: Convert to fraction form
    5,011,775.89/6,916,275.35 = 2,719,939.21/x
  3. Step 3: Cross multiply
    5,011,775.89x = 6,916,275.35 × 2,719,939.21
  4. Step 4: Simplify right side
    5,011,775.89x = 18,811,848,490,930.86
  5. Step 5: Solve for x
    x = 18,811,848,490,930.86/5,011,775.89
  6. Step 6: Final answer
    x = 3,753,529.47

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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.