Home / 20,223,022.60-30,334,533.90-8,885,614.60

Finding the Fourth Proportional to 20,223,022.60, 30,334,533.90 and 8,885,614.60

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Solution

The fourth proportional to 20,223,022.60, 30,334,533.90 and 8,885,614.60 is: 13,328,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223,022.60 : 30,334,533.90 = 8,885,614.60 : x
  2. Step 2: Convert to fraction form
    20,223,022.60/30,334,533.90 = 8,885,614.60/x
  3. Step 3: Cross multiply
    20,223,022.60x = 30,334,533.90 × 8,885,614.60
  4. Step 4: Simplify right side
    20,223,022.60x = 269,540,977,306,034.91
  5. Step 5: Solve for x
    x = 269,540,977,306,034.91/20,223,022.60
  6. Step 6: Final answer
    x = 13,328,421.90

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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.