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Finding the Fourth Proportional to 7,795,373.64, 11,696,478.75 and 3,699,652.92

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Solution

The fourth proportional to 7,795,373.64, 11,696,478.75 and 3,699,652.92 is: 5,551,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795,373.64 : 11,696,478.75 = 3,699,652.92 : x
  2. Step 2: Convert to fraction form
    7,795,373.64/11,696,478.75 = 3,699,652.92/x
  3. Step 3: Cross multiply
    7,795,373.64x = 11,696,478.75 × 3,699,652.92
  4. Step 4: Simplify right side
    7,795,373.64x = 43,272,911,761,155.45
  5. Step 5: Solve for x
    x = 43,272,911,761,155.45/7,795,373.64
  6. Step 6: Final answer
    x = 5,551,101.69

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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.