Home / 13,626,962.82-18,800,459.98-8,734,882.42

Finding the Fourth Proportional to 13,626,962.82, 18,800,459.98 and 8,734,882.42

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Solution

The fourth proportional to 13,626,962.82, 18,800,459.98 and 8,734,882.42 is: 12,051,093.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626,962.82 : 18,800,459.98 = 8,734,882.42 : x
  2. Step 2: Convert to fraction form
    13,626,962.82/18,800,459.98 = 8,734,882.42/x
  3. Step 3: Cross multiply
    13,626,962.82x = 18,800,459.98 × 8,734,882.42
  4. Step 4: Simplify right side
    13,626,962.82x = 164,219,807,367,215.56
  5. Step 5: Solve for x
    x = 164,219,807,367,215.56/13,626,962.82
  6. Step 6: Final answer
    x = 12,051,093.82

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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.