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Finding the Fourth Proportional to 5,391,952.92, 8,091,946.27 and 3,956,346.05

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Solution

The fourth proportional to 5,391,952.92, 8,091,946.27 and 3,956,346.05 is: 5,937,466.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,952.92 : 8,091,946.27 = 3,956,346.05 : x
  2. Step 2: Convert to fraction form
    5,391,952.92/8,091,946.27 = 3,956,346.05/x
  3. Step 3: Cross multiply
    5,391,952.92x = 8,091,946.27 × 3,956,346.05
  4. Step 4: Simplify right side
    5,391,952.92x = 32,014,539,626,612.43
  5. Step 5: Solve for x
    x = 32,014,539,626,612.43/5,391,952.92
  6. Step 6: Final answer
    x = 5,937,466.46

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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.