Home / 13,783,555.60-20,675,333.40-9,957,180.40

Finding the Fourth Proportional to 13,783,555.60, 20,675,333.40 and 9,957,180.40

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Solution

The fourth proportional to 13,783,555.60, 20,675,333.40 and 9,957,180.40 is: 14,935,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,555.60 : 20,675,333.40 = 9,957,180.40 : x
  2. Step 2: Convert to fraction form
    13,783,555.60/20,675,333.40 = 9,957,180.40/x
  3. Step 3: Cross multiply
    13,783,555.60x = 20,675,333.40 × 9,957,180.40
  4. Step 4: Simplify right side
    13,783,555.60x = 205,868,024,493,945.34
  5. Step 5: Solve for x
    x = 205,868,024,493,945.34/13,783,555.60
  6. Step 6: Final answer
    x = 14,935,770.60

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Similar ratio
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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.