Home / 8,158,506.80-12,242,425.80-5,635,972.40

Finding the Fourth Proportional to 8,158,506.80, 12,242,425.80 and 5,635,972.40

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Solution

The fourth proportional to 8,158,506.80, 12,242,425.80 and 5,635,972.40 is: 8,457,181.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,506.80 : 12,242,425.80 = 5,635,972.40 : x
  2. Step 2: Convert to fraction form
    8,158,506.80/12,242,425.80 = 5,635,972.40/x
  3. Step 3: Cross multiply
    8,158,506.80x = 12,242,425.80 × 5,635,972.40
  4. Step 4: Simplify right side
    8,158,506.80x = 68,997,973,917,847.93
  5. Step 5: Solve for x
    x = 68,997,973,917,847.93/8,158,506.80
  6. Step 6: Final answer
    x = 8,457,181.64

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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.