Home / 7,433,456.12-11,136,985.61-3,105,979.86

Finding the Fourth Proportional to 7,433,456.12, 11,136,985.61 and 3,105,979.86

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Solution

The fourth proportional to 7,433,456.12, 11,136,985.61 and 3,105,979.86 is: 4,653,454.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433,456.12 : 11,136,985.61 = 3,105,979.86 : x
  2. Step 2: Convert to fraction form
    7,433,456.12/11,136,985.61 = 3,105,979.86/x
  3. Step 3: Cross multiply
    7,433,456.12x = 11,136,985.61 × 3,105,979.86
  4. Step 4: Simplify right side
    7,433,456.12x = 34,591,252,990,239.91
  5. Step 5: Solve for x
    x = 34,591,252,990,239.91/7,433,456.12
  6. Step 6: Final answer
    x = 4,653,454.93

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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.