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Finding the Fourth Proportional to 32,009,978.70, 48,017,105.87 and 11,257,926.66

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Solution

The fourth proportional to 32,009,978.70, 48,017,105.87 and 11,257,926.66 is: 16,887,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,009,978.70 : 48,017,105.87 = 11,257,926.66 : x
  2. Step 2: Convert to fraction form
    32,009,978.70/48,017,105.87 = 11,257,926.66/x
  3. Step 3: Cross multiply
    32,009,978.70x = 48,017,105.87 × 11,257,926.66
  4. Step 4: Simplify right side
    32,009,978.70x = 540,573,056,253,625.88
  5. Step 5: Solve for x
    x = 540,573,056,253,625.88/32,009,978.70
  6. Step 6: Final answer
    x = 16,887,641.86

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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.