Home / 20,085,118.53-27,346,655.63-20,021,345.61

Finding the Fourth Proportional to 20,085,118.53, 27,346,655.63 and 20,021,345.61

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Solution

The fourth proportional to 20,085,118.53, 27,346,655.63 and 20,021,345.61 is: 27,259,826.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,085,118.53 : 27,346,655.63 = 20,021,345.61 : x
  2. Step 2: Convert to fraction form
    20,085,118.53/27,346,655.63 = 20,021,345.61/x
  3. Step 3: Cross multiply
    20,085,118.53x = 27,346,655.63 × 20,021,345.61
  4. Step 4: Simplify right side
    20,085,118.53x = 547,516,843,593,385.69
  5. Step 5: Solve for x
    x = 547,516,843,593,385.69/20,085,118.53
  6. Step 6: Final answer
    x = 27,259,826.37

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.