Home / 6,584,428.20-9,871,976.70-2,991,916.20

Finding the Fourth Proportional to 6,584,428.20, 9,871,976.70 and 2,991,916.20

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Solution

The fourth proportional to 6,584,428.20, 9,871,976.70 and 2,991,916.20 is: 4,485,754.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,584,428.20 : 9,871,976.70 = 2,991,916.20 : x
  2. Step 2: Convert to fraction form
    6,584,428.20/9,871,976.70 = 2,991,916.20/x
  3. Step 3: Cross multiply
    6,584,428.20x = 9,871,976.70 × 2,991,916.20
  4. Step 4: Simplify right side
    6,584,428.20x = 29,536,127,014,752.54
  5. Step 5: Solve for x
    x = 29,536,127,014,752.54/6,584,428.20
  6. Step 6: Final answer
    x = 4,485,754.29

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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.