Home / 14,637,856.86-20,200,362.06-8,111,595.30

Finding the Fourth Proportional to 14,637,856.86, 20,200,362.06 and 8,111,595.30

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Solution

The fourth proportional to 14,637,856.86, 20,200,362.06 and 8,111,595.30 is: 11,194,067.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637,856.86 : 20,200,362.06 = 8,111,595.30 : x
  2. Step 2: Convert to fraction form
    14,637,856.86/20,200,362.06 = 8,111,595.30/x
  3. Step 3: Cross multiply
    14,637,856.86x = 20,200,362.06 × 8,111,595.30
  4. Step 4: Simplify right side
    14,637,856.86x = 163,857,161,944,194.31
  5. Step 5: Solve for x
    x = 163,857,161,944,194.31/14,637,856.86
  6. Step 6: Final answer
    x = 11,194,067.79

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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.