Home / 12,553,521.80-18,832,032.30-5,364,998.60

Finding the Fourth Proportional to 12,553,521.80, 18,832,032.30 and 5,364,998.60

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Solution

The fourth proportional to 12,553,521.80, 18,832,032.30 and 5,364,998.60 is: 8,048,245.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553,521.80 : 18,832,032.30 = 5,364,998.60 : x
  2. Step 2: Convert to fraction form
    12,553,521.80/18,832,032.30 = 5,364,998.60/x
  3. Step 3: Cross multiply
    12,553,521.80x = 18,832,032.30 × 5,364,998.60
  4. Step 4: Simplify right side
    12,553,521.80x = 101,033,826,924,654.78
  5. Step 5: Solve for x
    x = 101,033,826,924,654.78/12,553,521.80
  6. Step 6: Final answer
    x = 8,048,245.63

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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.