Home / 9,188,747.40-13,762,125.90-5,409,611.40

Finding the Fourth Proportional to 9,188,747.40, 13,762,125.90 and 5,409,611.40

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Solution

The fourth proportional to 9,188,747.40, 13,762,125.90 and 5,409,611.40 is: 8,102,056.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188,747.40 : 13,762,125.90 = 5,409,611.40 : x
  2. Step 2: Convert to fraction form
    9,188,747.40/13,762,125.90 = 5,409,611.40/x
  3. Step 3: Cross multiply
    9,188,747.40x = 13,762,125.90 × 5,409,611.40
  4. Step 4: Simplify right side
    9,188,747.40x = 74,447,753,156,875.27
  5. Step 5: Solve for x
    x = 74,447,753,156,875.27/9,188,747.40
  6. Step 6: Final answer
    x = 8,102,056.78

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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.