Home / 8,146,397.88-12,221,170.37-3,097,315.80

Finding the Fourth Proportional to 8,146,397.88, 12,221,170.37 and 3,097,315.80

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Solution

The fourth proportional to 8,146,397.88, 12,221,170.37 and 3,097,315.80 is: 4,646,571.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146,397.88 : 12,221,170.37 = 3,097,315.80 : x
  2. Step 2: Convert to fraction form
    8,146,397.88/12,221,170.37 = 3,097,315.80/x
  3. Step 3: Cross multiply
    8,146,397.88x = 12,221,170.37 × 3,097,315.80
  4. Step 4: Simplify right side
    8,146,397.88x = 37,852,824,081,492.84
  5. Step 5: Solve for x
    x = 37,852,824,081,492.84/8,146,397.88
  6. Step 6: Final answer
    x = 4,646,571.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.