Home / 12,070,422.46-16,656,850.80-6,637,914.46

Finding the Fourth Proportional to 12,070,422.46, 16,656,850.80 and 6,637,914.46

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Solution

The fourth proportional to 12,070,422.46, 16,656,850.80 and 6,637,914.46 is: 9,160,139.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070,422.46 : 16,656,850.80 = 6,637,914.46 : x
  2. Step 2: Convert to fraction form
    12,070,422.46/16,656,850.80 = 6,637,914.46/x
  3. Step 3: Cross multiply
    12,070,422.46x = 16,656,850.80 × 6,637,914.46
  4. Step 4: Simplify right side
    12,070,422.46x = 110,566,750,783,382.58
  5. Step 5: Solve for x
    x = 110,566,750,783,382.58/12,070,422.46
  6. Step 6: Final answer
    x = 9,160,139.27

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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.