Home / 7,216,606.95-9,958,917.02-4,315,997.76

Finding the Fourth Proportional to 7,216,606.95, 9,958,917.02 and 4,315,997.76

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Solution

The fourth proportional to 7,216,606.95, 9,958,917.02 and 4,315,997.76 is: 5,956,076.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,606.95 : 9,958,917.02 = 4,315,997.76 : x
  2. Step 2: Convert to fraction form
    7,216,606.95/9,958,917.02 = 4,315,997.76/x
  3. Step 3: Cross multiply
    7,216,606.95x = 9,958,917.02 × 4,315,997.76
  4. Step 4: Simplify right side
    7,216,606.95x = 42,982,663,528,765.89
  5. Step 5: Solve for x
    x = 42,982,663,528,765.89/7,216,606.95
  6. Step 6: Final answer
    x = 5,956,076.56

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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.