Home / 13,486,056.80-20,229,085.20-4,389,011.60

Finding the Fourth Proportional to 13,486,056.80, 20,229,085.20 and 4,389,011.60

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Solution

The fourth proportional to 13,486,056.80, 20,229,085.20 and 4,389,011.60 is: 6,583,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,056.80 : 20,229,085.20 = 4,389,011.60 : x
  2. Step 2: Convert to fraction form
    13,486,056.80/20,229,085.20 = 4,389,011.60/x
  3. Step 3: Cross multiply
    13,486,056.80x = 20,229,085.20 × 4,389,011.60
  4. Step 4: Simplify right side
    13,486,056.80x = 88,785,689,600,188.31
  5. Step 5: Solve for x
    x = 88,785,689,600,188.31/13,486,056.80
  6. Step 6: Final answer
    x = 6,583,517.40

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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.