Home / 14,590,533.92-20,135,979.32-8,064,022.92

Finding the Fourth Proportional to 14,590,533.92, 20,135,979.32 and 8,064,022.92

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Solution

The fourth proportional to 14,590,533.92, 20,135,979.32 and 8,064,022.92 is: 11,128,927.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590,533.92 : 20,135,979.32 = 8,064,022.92 : x
  2. Step 2: Convert to fraction form
    14,590,533.92/20,135,979.32 = 8,064,022.92/x
  3. Step 3: Cross multiply
    14,590,533.92x = 20,135,979.32 × 8,064,022.92
  4. Step 4: Simplify right side
    14,590,533.92x = 162,376,998,753,126
  5. Step 5: Solve for x
    x = 162,376,998,753,126/14,590,533.92
  6. Step 6: Final answer
    x = 11,128,927.81

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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.