Home / 13,769,607.60-20,654,411.40-8,289,860.40

Finding the Fourth Proportional to 13,769,607.60, 20,654,411.40 and 8,289,860.40

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Solution

The fourth proportional to 13,769,607.60, 20,654,411.40 and 8,289,860.40 is: 12,434,790.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769,607.60 : 20,654,411.40 = 8,289,860.40 : x
  2. Step 2: Convert to fraction form
    13,769,607.60/20,654,411.40 = 8,289,860.40/x
  3. Step 3: Cross multiply
    13,769,607.60x = 20,654,411.40 × 8,289,860.40
  4. Step 4: Simplify right side
    13,769,607.60x = 171,222,187,150,168.56
  5. Step 5: Solve for x
    x = 171,222,187,150,168.56/13,769,607.60
  6. Step 6: Final answer
    x = 12,434,790.60

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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.