Home / 6,804,648.60-10,206,972.90-6,645,216.30

Finding the Fourth Proportional to 6,804,648.60, 10,206,972.90 and 6,645,216.30

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Solution

The fourth proportional to 6,804,648.60, 10,206,972.90 and 6,645,216.30 is: 9,967,824.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804,648.60 : 10,206,972.90 = 6,645,216.30 : x
  2. Step 2: Convert to fraction form
    6,804,648.60/10,206,972.90 = 6,645,216.30/x
  3. Step 3: Cross multiply
    6,804,648.60x = 10,206,972.90 × 6,645,216.30
  4. Step 4: Simplify right side
    6,804,648.60x = 67,827,542,688,738.27
  5. Step 5: Solve for x
    x = 67,827,542,688,738.27/6,804,648.60
  6. Step 6: Final answer
    x = 9,967,824.45

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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.