Home / 47,934,196.80-71,901,820.16-13,855,838.08

Finding the Fourth Proportional to 47,934,196.80, 71,901,820.16 and 13,855,838.08

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Solution

The fourth proportional to 47,934,196.80, 71,901,820.16 and 13,855,838.08 is: 20,783,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,934,196.80 : 71,901,820.16 = 13,855,838.08 : x
  2. Step 2: Convert to fraction form
    47,934,196.80/71,901,820.16 = 13,855,838.08/x
  3. Step 3: Cross multiply
    47,934,196.80x = 71,901,820.16 × 13,855,838.08
  4. Step 4: Simplify right side
    47,934,196.80x = 996,259,977,794,239.62
  5. Step 5: Solve for x
    x = 996,259,977,794,239.62/47,934,196.80
  6. Step 6: Final answer
    x = 20,783,908.86

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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.