Home / 8,991,380.80-12,409,241.88-5,896,508.50

Finding the Fourth Proportional to 8,991,380.80, 12,409,241.88 and 5,896,508.50

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Solution

The fourth proportional to 8,991,380.80, 12,409,241.88 and 5,896,508.50 is: 8,137,926.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,380.80 : 12,409,241.88 = 5,896,508.50 : x
  2. Step 2: Convert to fraction form
    8,991,380.80/12,409,241.88 = 5,896,508.50/x
  3. Step 3: Cross multiply
    8,991,380.80x = 12,409,241.88 × 5,896,508.50
  4. Step 4: Simplify right side
    8,991,380.80x = 73,171,200,223,975.98
  5. Step 5: Solve for x
    x = 73,171,200,223,975.98/8,991,380.80
  6. Step 6: Final answer
    x = 8,137,926.96

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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.