Home / 16,111,380.90-22,234,254.12-8,769,483.66

Finding the Fourth Proportional to 16,111,380.90, 22,234,254.12 and 8,769,483.66

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Solution

The fourth proportional to 16,111,380.90, 22,234,254.12 and 8,769,483.66 is: 12,102,185.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,111,380.90 : 22,234,254.12 = 8,769,483.66 : x
  2. Step 2: Convert to fraction form
    16,111,380.90/22,234,254.12 = 8,769,483.66/x
  3. Step 3: Cross multiply
    16,111,380.90x = 22,234,254.12 × 8,769,483.66
  4. Step 4: Simplify right side
    16,111,380.90x = 194,982,928,197,627.69
  5. Step 5: Solve for x
    x = 194,982,928,197,627.69/16,111,380.90
  6. Step 6: Final answer
    x = 12,102,185.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.