Home / 9,482,190.51-13,085,422.90-5,131,276.80

Finding the Fourth Proportional to 9,482,190.51, 13,085,422.90 and 5,131,276.80

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Solution

The fourth proportional to 9,482,190.51, 13,085,422.90 and 5,131,276.80 is: 7,081,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,190.51 : 13,085,422.90 = 5,131,276.80 : x
  2. Step 2: Convert to fraction form
    9,482,190.51/13,085,422.90 = 5,131,276.80/x
  3. Step 3: Cross multiply
    9,482,190.51x = 13,085,422.90 × 5,131,276.80
  4. Step 4: Simplify right side
    9,482,190.51x = 67,144,926,883,060.20
  5. Step 5: Solve for x
    x = 67,144,926,883,060.20/9,482,190.51
  6. Step 6: Final answer
    x = 7,081,161.97

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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.