Home / 16,610,011.28-22,921,878.90-9,268,153.86

Finding the Fourth Proportional to 16,610,011.28, 22,921,878.90 and 9,268,153.86

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Solution

The fourth proportional to 16,610,011.28, 22,921,878.90 and 9,268,153.86 is: 12,790,087.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,610,011.28 : 22,921,878.90 = 9,268,153.86 : x
  2. Step 2: Convert to fraction form
    16,610,011.28/22,921,878.90 = 9,268,153.86/x
  3. Step 3: Cross multiply
    16,610,011.28x = 22,921,878.90 × 9,268,153.86
  4. Step 4: Simplify right side
    16,610,011.28x = 212,443,500,405,487.53
  5. Step 5: Solve for x
    x = 212,443,500,405,487.53/16,610,011.28
  6. Step 6: Final answer
    x = 12,790,087.67

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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.