Home / 13,784,948.40-20,677,422.60-8,683,114.80

Finding the Fourth Proportional to 13,784,948.40, 20,677,422.60 and 8,683,114.80

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Solution

The fourth proportional to 13,784,948.40, 20,677,422.60 and 8,683,114.80 is: 13,024,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784,948.40 : 20,677,422.60 = 8,683,114.80 : x
  2. Step 2: Convert to fraction form
    13,784,948.40/20,677,422.60 = 8,683,114.80/x
  3. Step 3: Cross multiply
    13,784,948.40x = 20,677,422.60 × 8,683,114.80
  4. Step 4: Simplify right side
    13,784,948.40x = 179,544,434,203,914.50
  5. Step 5: Solve for x
    x = 179,544,434,203,914.50/13,784,948.40
  6. Step 6: Final answer
    x = 13,024,672.20

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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.