Home / 14,330,726.90-21,496,090.36-8,662,022.90

Finding the Fourth Proportional to 14,330,726.90, 21,496,090.36 and 8,662,022.90

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Solution

The fourth proportional to 14,330,726.90, 21,496,090.36 and 8,662,022.90 is: 12,993,034.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330,726.90 : 21,496,090.36 = 8,662,022.90 : x
  2. Step 2: Convert to fraction form
    14,330,726.90/21,496,090.36 = 8,662,022.90/x
  3. Step 3: Cross multiply
    14,330,726.90x = 21,496,090.36 × 8,662,022.90
  4. Step 4: Simplify right side
    14,330,726.90x = 186,199,626,958,789.25
  5. Step 5: Solve for x
    x = 186,199,626,958,789.25/14,330,726.90
  6. Step 6: Final answer
    x = 12,993,034.36

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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.