Home / 14,028,410.10-21,042,615.15-13,608,506.10

Finding the Fourth Proportional to 14,028,410.10, 21,042,615.15 and 13,608,506.10

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Solution

The fourth proportional to 14,028,410.10, 21,042,615.15 and 13,608,506.10 is: 20,412,759.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028,410.10 : 21,042,615.15 = 13,608,506.10 : x
  2. Step 2: Convert to fraction form
    14,028,410.10/21,042,615.15 = 13,608,506.10/x
  3. Step 3: Cross multiply
    14,028,410.10x = 21,042,615.15 × 13,608,506.10
  4. Step 4: Simplify right side
    14,028,410.10x = 286,358,556,628,727.38
  5. Step 5: Solve for x
    x = 286,358,556,628,727.38/14,028,410.10
  6. Step 6: Final answer
    x = 20,412,759.15

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Double scale
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Similar ratio
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1.5x scale

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.