Home / 14,658,532.38-20,220,370.26-9,142,330.44

Finding the Fourth Proportional to 14,658,532.38, 20,220,370.26 and 9,142,330.44

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Solution

The fourth proportional to 14,658,532.38, 20,220,370.26 and 9,142,330.44 is: 12,611,174.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658,532.38 : 20,220,370.26 = 9,142,330.44 : x
  2. Step 2: Convert to fraction form
    14,658,532.38/20,220,370.26 = 9,142,330.44/x
  3. Step 3: Cross multiply
    14,658,532.38x = 20,220,370.26 × 9,142,330.44
  4. Step 4: Simplify right side
    14,658,532.38x = 184,861,306,536,068.72
  5. Step 5: Solve for x
    x = 184,861,306,536,068.72/14,658,532.38
  6. Step 6: Final answer
    x = 12,611,174.28

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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.