Home / 14,617,171.22-20,177,500.29-9,908,647.70

Finding the Fourth Proportional to 14,617,171.22, 20,177,500.29 and 9,908,647.70

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Solution

The fourth proportional to 14,617,171.22, 20,177,500.29 and 9,908,647.70 is: 13,677,868.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,617,171.22 : 20,177,500.29 = 9,908,647.70 : x
  2. Step 2: Convert to fraction form
    14,617,171.22/20,177,500.29 = 9,908,647.70/x
  3. Step 3: Cross multiply
    14,617,171.22x = 20,177,500.29 × 9,908,647.70
  4. Step 4: Simplify right side
    14,617,171.22x = 199,931,741,840,257.81
  5. Step 5: Solve for x
    x = 199,931,741,840,257.81/14,617,171.22
  6. Step 6: Final answer
    x = 13,677,868.23

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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.