Home / 38,336,648.34-52,904,364.08-20,932,869.98

Finding the Fourth Proportional to 38,336,648.34, 52,904,364.08 and 20,932,869.98

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Solution

The fourth proportional to 38,336,648.34, 52,904,364.08 and 20,932,869.98 is: 28,887,245.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,336,648.34 : 52,904,364.08 = 20,932,869.98 : x
  2. Step 2: Convert to fraction form
    38,336,648.34/52,904,364.08 = 20,932,869.98/x
  3. Step 3: Cross multiply
    38,336,648.34x = 52,904,364.08 × 20,932,869.98
  4. Step 4: Simplify right side
    38,336,648.34x = 1,107,440,174,661,222.25
  5. Step 5: Solve for x
    x = 1,107,440,174,661,222.25/38,336,648.34
  6. Step 6: Final answer
    x = 28,887,245.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.