Home / 14,767,724.98-20,380,483.50-8,242,627.42

Finding the Fourth Proportional to 14,767,724.98, 20,380,483.50 and 8,242,627.42

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Solution

The fourth proportional to 14,767,724.98, 20,380,483.50 and 8,242,627.42 is: 11,375,396.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767,724.98 : 20,380,483.50 = 8,242,627.42 : x
  2. Step 2: Convert to fraction form
    14,767,724.98/20,380,483.50 = 8,242,627.42/x
  3. Step 3: Cross multiply
    14,767,724.98x = 20,380,483.50 × 8,242,627.42
  4. Step 4: Simplify right side
    14,767,724.98x = 167,988,732,129,957.56
  5. Step 5: Solve for x
    x = 167,988,732,129,957.56/14,767,724.98
  6. Step 6: Final answer
    x = 11,375,396.84

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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.