Home / 9,784,908.72-13,502,804.09-5,434,275.27

Finding the Fourth Proportional to 9,784,908.72, 13,502,804.09 and 5,434,275.27

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Solution

The fourth proportional to 9,784,908.72, 13,502,804.09 and 5,434,275.27 is: 7,499,094.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784,908.72 : 13,502,804.09 = 5,434,275.27 : x
  2. Step 2: Convert to fraction form
    9,784,908.72/13,502,804.09 = 5,434,275.27/x
  3. Step 3: Cross multiply
    9,784,908.72x = 13,502,804.09 × 5,434,275.27
  4. Step 4: Simplify right side
    9,784,908.72x = 73,377,954,380,809.14
  5. Step 5: Solve for x
    x = 73,377,954,380,809.14/9,784,908.72
  6. Step 6: Final answer
    x = 7,499,094.42

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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.