Home / 14,614,823.80-20,167,958.10-8,088,729.40

Finding the Fourth Proportional to 14,614,823.80, 20,167,958.10 and 8,088,729.40

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Solution

The fourth proportional to 14,614,823.80, 20,167,958.10 and 8,088,729.40 is: 11,162,170.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,614,823.80 : 20,167,958.10 = 8,088,729.40 : x
  2. Step 2: Convert to fraction form
    14,614,823.80/20,167,958.10 = 8,088,729.40/x
  3. Step 3: Cross multiply
    14,614,823.80x = 20,167,958.10 × 8,088,729.40
  4. Step 4: Simplify right side
    14,614,823.80x = 163,133,155,621,438.16
  5. Step 5: Solve for x
    x = 163,133,155,621,438.16/14,614,823.80
  6. Step 6: Final answer
    x = 11,162,170.54

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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.