Home / 28,295,297.73-42,442,893.62-8,866,011.13

Finding the Fourth Proportional to 28,295,297.73, 42,442,893.62 and 8,866,011.13

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Solution

The fourth proportional to 28,295,297.73, 42,442,893.62 and 8,866,011.13 is: 13,299,000.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,295,297.73 : 42,442,893.62 = 8,866,011.13 : x
  2. Step 2: Convert to fraction form
    28,295,297.73/42,442,893.62 = 8,866,011.13/x
  3. Step 3: Cross multiply
    28,295,297.73x = 42,442,893.62 × 8,866,011.13
  4. Step 4: Simplify right side
    28,295,297.73x = 376,299,167,082,187.31
  5. Step 5: Solve for x
    x = 376,299,167,082,187.31/28,295,297.73
  6. Step 6: Final answer
    x = 13,299,000.09

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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.