Home / 64,511,475.37-96,781,376.61-47,420,332.81

Finding the Fourth Proportional to 64,511,475.37, 96,781,376.61 and 47,420,332.81

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Solution

The fourth proportional to 64,511,475.37, 96,781,376.61 and 47,420,332.81 is: 71,140,910.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,511,475.37 : 96,781,376.61 = 47,420,332.81 : x
  2. Step 2: Convert to fraction form
    64,511,475.37/96,781,376.61 = 47,420,332.81/x
  3. Step 3: Cross multiply
    64,511,475.37x = 96,781,376.61 × 47,420,332.81
  4. Step 4: Simplify right side
    64,511,475.37x = 4,589,405,088,414,196
  5. Step 5: Solve for x
    x = 4,589,405,088,414,196/64,511,475.37
  6. Step 6: Final answer
    x = 71,140,910.39

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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.