Home / 64,511,999.70-96,767,999.55-28,610,207.70

Finding the Fourth Proportional to 64,511,999.70, 96,767,999.55 and 28,610,207.70

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Solution

The fourth proportional to 64,511,999.70, 96,767,999.55 and 28,610,207.70 is: 42,915,311.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,511,999.70 : 96,767,999.55 = 28,610,207.70 : x
  2. Step 2: Convert to fraction form
    64,511,999.70/96,767,999.55 = 28,610,207.70/x
  3. Step 3: Cross multiply
    64,511,999.70x = 96,767,999.55 × 28,610,207.70
  4. Step 4: Simplify right side
    64,511,999.70x = 2,768,552,565,839,006.50
  5. Step 5: Solve for x
    x = 2,768,552,565,839,006.50/64,511,999.70
  6. Step 6: Final answer
    x = 42,915,311.55

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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.