Home / 13,196,384.12-19,797,331.80-4,098,245.42

Finding the Fourth Proportional to 13,196,384.12, 19,797,331.80 and 4,098,245.42

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Solution

The fourth proportional to 13,196,384.12, 19,797,331.80 and 4,098,245.42 is: 6,148,223.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,196,384.12 : 19,797,331.80 = 4,098,245.42 : x
  2. Step 2: Convert to fraction form
    13,196,384.12/19,797,331.80 = 4,098,245.42/x
  3. Step 3: Cross multiply
    13,196,384.12x = 19,797,331.80 × 4,098,245.42
  4. Step 4: Simplify right side
    13,196,384.12x = 81,134,324,442,432.11
  5. Step 5: Solve for x
    x = 81,134,324,442,432.11/13,196,384.12
  6. Step 6: Final answer
    x = 6,148,223.91

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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.