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Finding the Fourth Proportional to 64,367,907.70, 96,551,861.55 and 63,920,010.10

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Solution

The fourth proportional to 64,367,907.70, 96,551,861.55 and 63,920,010.10 is: 95,880,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,367,907.70 : 96,551,861.55 = 63,920,010.10 : x
  2. Step 2: Convert to fraction form
    64,367,907.70/96,551,861.55 = 63,920,010.10/x
  3. Step 3: Cross multiply
    64,367,907.70x = 96,551,861.55 × 63,920,010.10
  4. Step 4: Simplify right side
    64,367,907.70x = 6,171,595,965,449,802
  5. Step 5: Solve for x
    x = 6,171,595,965,449,802/64,367,907.70
  6. Step 6: Final answer
    x = 95,880,015.15

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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.