Home / 9,482,600-13,085,987.04-5,131,686.20

Finding the Fourth Proportional to 9,482,600, 13,085,987.04 and 5,131,686.20

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Solution

The fourth proportional to 9,482,600, 13,085,987.04 and 5,131,686.20 is: 7,081,726.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,600 : 13,085,987.04 = 5,131,686.20 : x
  2. Step 2: Convert to fraction form
    9,482,600/13,085,987.04 = 5,131,686.20/x
  3. Step 3: Cross multiply
    9,482,600x = 13,085,987.04 × 5,131,686.20
  4. Step 4: Simplify right side
    9,482,600x = 67,153,179,106,546.84
  5. Step 5: Solve for x
    x = 67,153,179,106,546.84/9,482,600
  6. Step 6: Final answer
    x = 7,081,726.44

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1.5x scale

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.