Home / 28,955,027.30-43,432,506.10-7,389,631.30

Finding the Fourth Proportional to 28,955,027.30, 43,432,506.10 and 7,389,631.30

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Solution

The fourth proportional to 28,955,027.30, 43,432,506.10 and 7,389,631.30 is: 11,084,438.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,955,027.30 : 43,432,506.10 = 7,389,631.30 : x
  2. Step 2: Convert to fraction form
    28,955,027.30/43,432,506.10 = 7,389,631.30/x
  3. Step 3: Cross multiply
    28,955,027.30x = 43,432,506.10 × 7,389,631.30
  4. Step 4: Simplify right side
    28,955,027.30x = 320,950,206,514,000.94
  5. Step 5: Solve for x
    x = 320,950,206,514,000.94/28,955,027.30
  6. Step 6: Final answer
    x = 11,084,438.06

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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.