Home / 10,890,414.80-16,335,622.20-9,714,683.60

Finding the Fourth Proportional to 10,890,414.80, 16,335,622.20 and 9,714,683.60

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Solution

The fourth proportional to 10,890,414.80, 16,335,622.20 and 9,714,683.60 is: 14,572,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,414.80 : 16,335,622.20 = 9,714,683.60 : x
  2. Step 2: Convert to fraction form
    10,890,414.80/16,335,622.20 = 9,714,683.60/x
  3. Step 3: Cross multiply
    10,890,414.80x = 16,335,622.20 × 9,714,683.60
  4. Step 4: Simplify right side
    10,890,414.80x = 158,695,401,082,135.91
  5. Step 5: Solve for x
    x = 158,695,401,082,135.91/10,890,414.80
  6. Step 6: Final answer
    x = 14,572,025.40

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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.