Home / 20,347,266.80-30,520,900.20-14,926,568.60

Finding the Fourth Proportional to 20,347,266.80, 30,520,900.20 and 14,926,568.60

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Solution

The fourth proportional to 20,347,266.80, 30,520,900.20 and 14,926,568.60 is: 22,389,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,347,266.80 : 30,520,900.20 = 14,926,568.60 : x
  2. Step 2: Convert to fraction form
    20,347,266.80/30,520,900.20 = 14,926,568.60/x
  3. Step 3: Cross multiply
    20,347,266.80x = 30,520,900.20 × 14,926,568.60
  4. Step 4: Simplify right side
    20,347,266.80x = 455,572,310,569,053.69
  5. Step 5: Solve for x
    x = 455,572,310,569,053.69/20,347,266.80
  6. Step 6: Final answer
    x = 22,389,852.90

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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.