Home / 64,496,644.98-89,015,478.80-38,037,906.96

Finding the Fourth Proportional to 64,496,644.98, 89,015,478.80 and 38,037,906.96

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Solution

The fourth proportional to 64,496,644.98, 89,015,478.80 and 38,037,906.96 is: 52,498,273.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,496,644.98 : 89,015,478.80 = 38,037,906.96 : x
  2. Step 2: Convert to fraction form
    64,496,644.98/89,015,478.80 = 38,037,906.96/x
  3. Step 3: Cross multiply
    64,496,644.98x = 89,015,478.80 × 38,037,906.96
  4. Step 4: Simplify right side
    64,496,644.98x = 3,385,962,500,070,254.50
  5. Step 5: Solve for x
    x = 3,385,962,500,070,254.50/64,496,644.98
  6. Step 6: Final answer
    x = 52,498,273.38

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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.