Home / 16,045,142.44-22,142,133.72-8,702,817.88

Finding the Fourth Proportional to 16,045,142.44, 22,142,133.72 and 8,702,817.88

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Solution

The fourth proportional to 16,045,142.44, 22,142,133.72 and 8,702,817.88 is: 12,009,800.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,045,142.44 : 22,142,133.72 = 8,702,817.88 : x
  2. Step 2: Convert to fraction form
    16,045,142.44/22,142,133.72 = 8,702,817.88/x
  3. Step 3: Cross multiply
    16,045,142.44x = 22,142,133.72 × 8,702,817.88
  4. Step 4: Simplify right side
    16,045,142.44x = 192,698,957,239,766.91
  5. Step 5: Solve for x
    x = 192,698,957,239,766.91/16,045,142.44
  6. Step 6: Final answer
    x = 12,009,800.35

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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.