Home / 27,887,973.28-38,479,433.36-16,280,268.96

Finding the Fourth Proportional to 27,887,973.28, 38,479,433.36 and 16,280,268.96

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Solution

The fourth proportional to 27,887,973.28, 38,479,433.36 and 16,280,268.96 is: 22,463,286.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,887,973.28 : 38,479,433.36 = 16,280,268.96 : x
  2. Step 2: Convert to fraction form
    27,887,973.28/38,479,433.36 = 16,280,268.96/x
  3. Step 3: Cross multiply
    27,887,973.28x = 38,479,433.36 × 16,280,268.96
  4. Step 4: Simplify right side
    27,887,973.28x = 626,455,524,529,196.50
  5. Step 5: Solve for x
    x = 626,455,524,529,196.50/27,887,973.28
  6. Step 6: Final answer
    x = 22,463,286.17

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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.