Home / 13,908,728.40-20,863,092.60-9,396,574.80

Finding the Fourth Proportional to 13,908,728.40, 20,863,092.60 and 9,396,574.80

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Solution

The fourth proportional to 13,908,728.40, 20,863,092.60 and 9,396,574.80 is: 14,094,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,728.40 : 20,863,092.60 = 9,396,574.80 : x
  2. Step 2: Convert to fraction form
    13,908,728.40/20,863,092.60 = 9,396,574.80/x
  3. Step 3: Cross multiply
    13,908,728.40x = 20,863,092.60 × 9,396,574.80
  4. Step 4: Simplify right side
    13,908,728.40x = 196,041,610,175,226.50
  5. Step 5: Solve for x
    x = 196,041,610,175,226.50/13,908,728.40
  6. Step 6: Final answer
    x = 14,094,862.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.