Home / 9,664,285.76-13,336,740.96-5,313,816.80

Finding the Fourth Proportional to 9,664,285.76, 13,336,740.96 and 5,313,816.80

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Solution

The fourth proportional to 9,664,285.76, 13,336,740.96 and 5,313,816.80 is: 7,333,081.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664,285.76 : 13,336,740.96 = 5,313,816.80 : x
  2. Step 2: Convert to fraction form
    9,664,285.76/13,336,740.96 = 5,313,816.80/x
  3. Step 3: Cross multiply
    9,664,285.76x = 13,336,740.96 × 5,313,816.80
  4. Step 4: Simplify right side
    9,664,285.76x = 70,868,998,170,496.12
  5. Step 5: Solve for x
    x = 70,868,998,170,496.12/9,664,285.76
  6. Step 6: Final answer
    x = 7,333,081.82

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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.