Home / 31,956,415.43-47,927,665.27-8,612,613.47

Finding the Fourth Proportional to 31,956,415.43, 47,927,665.27 and 8,612,613.47

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Solution

The fourth proportional to 31,956,415.43, 47,927,665.27 and 8,612,613.47 is: 12,917,044.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,956,415.43 : 47,927,665.27 = 8,612,613.47 : x
  2. Step 2: Convert to fraction form
    31,956,415.43/47,927,665.27 = 8,612,613.47/x
  3. Step 3: Cross multiply
    31,956,415.43x = 47,927,665.27 × 8,612,613.47
  4. Step 4: Simplify right side
    31,956,415.43x = 412,782,455,485,841.56
  5. Step 5: Solve for x
    x = 412,782,455,485,841.56/31,956,415.43
  6. Step 6: Final answer
    x = 12,917,044.98

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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.