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Finding the Fourth Proportional to 6,395,495.59, 8,826,684.01 and 4,071,645.73

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Solution

The fourth proportional to 6,395,495.59, 8,826,684.01 and 4,071,645.73 is: 5,619,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,395,495.59 : 8,826,684.01 = 4,071,645.73 : x
  2. Step 2: Convert to fraction form
    6,395,495.59/8,826,684.01 = 4,071,645.73/x
  3. Step 3: Cross multiply
    6,395,495.59x = 8,826,684.01 × 4,071,645.73
  4. Step 4: Simplify right side
    6,395,495.59x = 35,939,130,260,230.02
  5. Step 5: Solve for x
    x = 35,939,130,260,230.02/6,395,495.59
  6. Step 6: Final answer
    x = 5,619,444.15

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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.