Home / 52,256,108.66-72,118,021.08-28,738,785.70

Finding the Fourth Proportional to 52,256,108.66, 72,118,021.08 and 28,738,785.70

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Solution

The fourth proportional to 52,256,108.66, 72,118,021.08 and 28,738,785.70 is: 39,662,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,256,108.66 : 72,118,021.08 = 28,738,785.70 : x
  2. Step 2: Convert to fraction form
    52,256,108.66/72,118,021.08 = 28,738,785.70/x
  3. Step 3: Cross multiply
    52,256,108.66x = 72,118,021.08 × 28,738,785.70
  4. Step 4: Simplify right side
    52,256,108.66x = 2,072,584,352,926,202.50
  5. Step 5: Solve for x
    x = 2,072,584,352,926,202.50/52,256,108.66
  6. Step 6: Final answer
    x = 39,662,049.20

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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.