Home / 64,755,652.80-97,121,037.60-19,318,929.60

Finding the Fourth Proportional to 64,755,652.80, 97,121,037.60 and 19,318,929.60

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Solution

The fourth proportional to 64,755,652.80, 97,121,037.60 and 19,318,929.60 is: 28,974,682.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,755,652.80 : 97,121,037.60 = 19,318,929.60 : x
  2. Step 2: Convert to fraction form
    64,755,652.80/97,121,037.60 = 19,318,929.60/x
  3. Step 3: Cross multiply
    64,755,652.80x = 97,121,037.60 × 19,318,929.60
  4. Step 4: Simplify right side
    64,755,652.80x = 1,876,274,488,073,353
  5. Step 5: Solve for x
    x = 1,876,274,488,073,353/64,755,652.80
  6. Step 6: Final answer
    x = 28,974,682.63

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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.