Home / 16,513,767.72-22,789,052.25-9,171,599.53

Finding the Fourth Proportional to 16,513,767.72, 22,789,052.25 and 9,171,599.53

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Solution

The fourth proportional to 16,513,767.72, 22,789,052.25 and 9,171,599.53 is: 12,656,836.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,513,767.72 : 22,789,052.25 = 9,171,599.53 : x
  2. Step 2: Convert to fraction form
    16,513,767.72/22,789,052.25 = 9,171,599.53/x
  3. Step 3: Cross multiply
    16,513,767.72x = 22,789,052.25 × 9,171,599.53
  4. Step 4: Simplify right side
    16,513,767.72x = 209,012,060,905,245.44
  5. Step 5: Solve for x
    x = 209,012,060,905,245.44/16,513,767.72
  6. Step 6: Final answer
    x = 12,656,836.67

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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.