Home / 14,489,438.40-21,734,157.60-4,390,747.20

Finding the Fourth Proportional to 14,489,438.40, 21,734,157.60 and 4,390,747.20

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Solution

The fourth proportional to 14,489,438.40, 21,734,157.60 and 4,390,747.20 is: 6,586,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,438.40 : 21,734,157.60 = 4,390,747.20 : x
  2. Step 2: Convert to fraction form
    14,489,438.40/21,734,157.60 = 4,390,747.20/x
  3. Step 3: Cross multiply
    14,489,438.40x = 21,734,157.60 × 4,390,747.20
  4. Step 4: Simplify right side
    14,489,438.40x = 95,429,191,626,558.73
  5. Step 5: Solve for x
    x = 95,429,191,626,558.73/14,489,438.40
  6. Step 6: Final answer
    x = 6,586,120.80

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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.