Home / 28,063,616.70-42,086,677.05-11,029,511.10

Finding the Fourth Proportional to 28,063,616.70, 42,086,677.05 and 11,029,511.10

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Solution

The fourth proportional to 28,063,616.70, 42,086,677.05 and 11,029,511.10 is: 16,540,828.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063,616.70 : 42,086,677.05 = 11,029,511.10 : x
  2. Step 2: Convert to fraction form
    28,063,616.70/42,086,677.05 = 11,029,511.10/x
  3. Step 3: Cross multiply
    28,063,616.70x = 42,086,677.05 × 11,029,511.10
  4. Step 4: Simplify right side
    28,063,616.70x = 464,195,471,685,090.19
  5. Step 5: Solve for x
    x = 464,195,471,685,090.19/28,063,616.70
  6. Step 6: Final answer
    x = 16,540,828.53

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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.