Home / 9,784,914.78-13,502,812.44-5,434,281.33

Finding the Fourth Proportional to 9,784,914.78, 13,502,812.44 and 5,434,281.33

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Solution

The fourth proportional to 9,784,914.78, 13,502,812.44 and 5,434,281.33 is: 7,499,102.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784,914.78 : 13,502,812.44 = 5,434,281.33 : x
  2. Step 2: Convert to fraction form
    9,784,914.78/13,502,812.44 = 5,434,281.33/x
  3. Step 3: Cross multiply
    9,784,914.78x = 13,502,812.44 × 5,434,281.33
  4. Step 4: Simplify right side
    9,784,914.78x = 73,378,081,545,183.75
  5. Step 5: Solve for x
    x = 73,378,081,545,183.75/9,784,914.78
  6. Step 6: Final answer
    x = 7,499,102.77

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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.