Home / 5,178,984.48-7,147,029.13-3,004,822.17

Finding the Fourth Proportional to 5,178,984.48, 7,147,029.13 and 3,004,822.17

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Solution

The fourth proportional to 5,178,984.48, 7,147,029.13 and 3,004,822.17 is: 4,146,672.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,984.48 : 7,147,029.13 = 3,004,822.17 : x
  2. Step 2: Convert to fraction form
    5,178,984.48/7,147,029.13 = 3,004,822.17/x
  3. Step 3: Cross multiply
    5,178,984.48x = 7,147,029.13 × 3,004,822.17
  4. Step 4: Simplify right side
    5,178,984.48x = 21,475,551,571,947.76
  5. Step 5: Solve for x
    x = 21,475,551,571,947.76/5,178,984.48
  6. Step 6: Final answer
    x = 4,146,672.32

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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.