Home / 13,608,037.60-20,412,056.40-9,781,662.40

Finding the Fourth Proportional to 13,608,037.60, 20,412,056.40 and 9,781,662.40

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Solution

The fourth proportional to 13,608,037.60, 20,412,056.40 and 9,781,662.40 is: 14,672,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,037.60 : 20,412,056.40 = 9,781,662.40 : x
  2. Step 2: Convert to fraction form
    13,608,037.60/20,412,056.40 = 9,781,662.40/x
  3. Step 3: Cross multiply
    13,608,037.60x = 20,412,056.40 × 9,781,662.40
  4. Step 4: Simplify right side
    13,608,037.60x = 199,663,844,594,559.34
  5. Step 5: Solve for x
    x = 199,663,844,594,559.34/13,608,037.60
  6. Step 6: Final answer
    x = 14,672,493.60

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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.