Home / 28,455,932.63-39,274,506.90-16,232,789.63

Finding the Fourth Proportional to 28,455,932.63, 39,274,506.90 and 16,232,789.63

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Solution

The fourth proportional to 28,455,932.63, 39,274,506.90 and 16,232,789.63 is: 22,404,284.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,455,932.63 : 39,274,506.90 = 16,232,789.63 : x
  2. Step 2: Convert to fraction form
    28,455,932.63/39,274,506.90 = 16,232,789.63/x
  3. Step 3: Cross multiply
    28,455,932.63x = 39,274,506.90 × 16,232,789.63
  4. Step 4: Simplify right side
    28,455,932.63x = 637,534,808,133,310.88
  5. Step 5: Solve for x
    x = 637,534,808,133,310.88/28,455,932.63
  6. Step 6: Final answer
    x = 22,404,284.43

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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.