Home / 54,320,277.70-81,480,416.55-28,811,109.70

Finding the Fourth Proportional to 54,320,277.70, 81,480,416.55 and 28,811,109.70

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Solution

The fourth proportional to 54,320,277.70, 81,480,416.55 and 28,811,109.70 is: 43,216,664.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,320,277.70 : 81,480,416.55 = 28,811,109.70 : x
  2. Step 2: Convert to fraction form
    54,320,277.70/81,480,416.55 = 28,811,109.70/x
  3. Step 3: Cross multiply
    54,320,277.70x = 81,480,416.55 × 28,811,109.70
  4. Step 4: Simplify right side
    54,320,277.70x = 2,347,541,219,623,745.50
  5. Step 5: Solve for x
    x = 2,347,541,219,623,745.50/54,320,277.70
  6. Step 6: Final answer
    x = 43,216,664.55

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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.