Home / 9,976,167.63-13,767,174.32-5,392,478.07

Finding the Fourth Proportional to 9,976,167.63, 13,767,174.32 and 5,392,478.07

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Solution

The fourth proportional to 9,976,167.63, 13,767,174.32 and 5,392,478.07 is: 7,441,653.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976,167.63 : 13,767,174.32 = 5,392,478.07 : x
  2. Step 2: Convert to fraction form
    9,976,167.63/13,767,174.32 = 5,392,478.07/x
  3. Step 3: Cross multiply
    9,976,167.63x = 13,767,174.32 × 5,392,478.07
  4. Step 4: Simplify right side
    9,976,167.63x = 74,239,185,579,504.77
  5. Step 5: Solve for x
    x = 74,239,185,579,504.77/9,976,167.63
  6. Step 6: Final answer
    x = 7,441,653.78

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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.