Home / 9,505,645.25-13,117,793.92-5,154,730.40

Finding the Fourth Proportional to 9,505,645.25, 13,117,793.92 and 5,154,730.40

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Solution

The fourth proportional to 9,505,645.25, 13,117,793.92 and 5,154,730.40 is: 7,113,529.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505,645.25 : 13,117,793.92 = 5,154,730.40 : x
  2. Step 2: Convert to fraction form
    9,505,645.25/13,117,793.92 = 5,154,730.40/x
  3. Step 3: Cross multiply
    9,505,645.25x = 13,117,793.92 × 5,154,730.40
  4. Step 4: Simplify right side
    9,505,645.25x = 67,618,691,075,474.59
  5. Step 5: Solve for x
    x = 67,618,691,075,474.59/9,505,645.25
  6. Step 6: Final answer
    x = 7,113,529.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.