Home / 16,293,123.60-24,455,431.80-8,215,220.40

Finding the Fourth Proportional to 16,293,123.60, 24,455,431.80 and 8,215,220.40

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Solution

The fourth proportional to 16,293,123.60, 24,455,431.80 and 8,215,220.40 is: 12,330,770.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,293,123.60 : 24,455,431.80 = 8,215,220.40 : x
  2. Step 2: Convert to fraction form
    16,293,123.60/24,455,431.80 = 8,215,220.40/x
  3. Step 3: Cross multiply
    16,293,123.60x = 24,455,431.80 × 8,215,220.40
  4. Step 4: Simplify right side
    16,293,123.60x = 200,906,762,214,168.75
  5. Step 5: Solve for x
    x = 200,906,762,214,168.75/16,293,123.60
  6. Step 6: Final answer
    x = 12,330,770.15

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1.5x scale

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.