Home / 14,609,533.59-20,156,260.41-8,414,456.22

Finding the Fourth Proportional to 14,609,533.59, 20,156,260.41 and 8,414,456.22

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Solution

The fourth proportional to 14,609,533.59, 20,156,260.41 and 8,414,456.22 is: 11,609,129.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,609,533.59 : 20,156,260.41 = 8,414,456.22 : x
  2. Step 2: Convert to fraction form
    14,609,533.59/20,156,260.41 = 8,414,456.22/x
  3. Step 3: Cross multiply
    14,609,533.59x = 20,156,260.41 × 8,414,456.22
  4. Step 4: Simplify right side
    14,609,533.59x = 169,603,970,778,864.25
  5. Step 5: Solve for x
    x = 169,603,970,778,864.25/14,609,533.59
  6. Step 6: Final answer
    x = 11,609,129.73

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Double scale
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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.