Home / 12,269,030.60-16,932,522.12-7,375,836.80

Finding the Fourth Proportional to 12,269,030.60, 16,932,522.12 and 7,375,836.80

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Solution

The fourth proportional to 12,269,030.60, 16,932,522.12 and 7,375,836.80 is: 10,179,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,269,030.60 : 16,932,522.12 = 7,375,836.80 : x
  2. Step 2: Convert to fraction form
    12,269,030.60/16,932,522.12 = 7,375,836.80/x
  3. Step 3: Cross multiply
    12,269,030.60x = 16,932,522.12 × 7,375,836.80
  4. Step 4: Simplify right side
    12,269,030.60x = 124,891,519,769,510.02
  5. Step 5: Solve for x
    x = 124,891,519,769,510.02/12,269,030.60
  6. Step 6: Final answer
    x = 10,179,412.20

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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.