Home / 9,482,521.51-13,085,912.13-5,131,606.72

Finding the Fourth Proportional to 9,482,521.51, 13,085,912.13 and 5,131,606.72

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Solution

The fourth proportional to 9,482,521.51, 13,085,912.13 and 5,131,606.72 is: 7,081,634.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,521.51 : 13,085,912.13 = 5,131,606.72 : x
  2. Step 2: Convert to fraction form
    9,482,521.51/13,085,912.13 = 5,131,606.72/x
  3. Step 3: Cross multiply
    9,482,521.51x = 13,085,912.13 × 5,131,606.72
  4. Step 4: Simplify right side
    9,482,521.51x = 67,151,754,623,637.52
  5. Step 5: Solve for x
    x = 67,151,754,623,637.52/9,482,521.51
  6. Step 6: Final answer
    x = 7,081,634.83

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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.