Home / 9,664,287.76-13,336,743.72-5,313,818.80

Finding the Fourth Proportional to 9,664,287.76, 13,336,743.72 and 5,313,818.80

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Solution

The fourth proportional to 9,664,287.76, 13,336,743.72 and 5,313,818.80 is: 7,333,084.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664,287.76 : 13,336,743.72 = 5,313,818.80 : x
  2. Step 2: Convert to fraction form
    9,664,287.76/13,336,743.72 = 5,313,818.80/x
  3. Step 3: Cross multiply
    9,664,287.76x = 13,336,743.72 × 5,313,818.80
  4. Step 4: Simplify right side
    9,664,287.76x = 70,869,039,510,117.94
  5. Step 5: Solve for x
    x = 70,869,039,510,117.94/9,664,287.76
  6. Step 6: Final answer
    x = 7,333,084.58

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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.