Home / 7,216,610.46-9,958,921.84-4,316,001.28

Finding the Fourth Proportional to 7,216,610.46, 9,958,921.84 and 4,316,001.28

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Solution

The fourth proportional to 7,216,610.46, 9,958,921.84 and 4,316,001.28 is: 5,956,081.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,610.46 : 9,958,921.84 = 4,316,001.28 : x
  2. Step 2: Convert to fraction form
    7,216,610.46/9,958,921.84 = 4,316,001.28/x
  3. Step 3: Cross multiply
    7,216,610.46x = 9,958,921.84 × 4,316,001.28
  4. Step 4: Simplify right side
    7,216,610.46x = 42,982,719,408,859.96
  5. Step 5: Solve for x
    x = 42,982,719,408,859.96/7,216,610.46
  6. Step 6: Final answer
    x = 5,956,081.41

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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.