Home / 28,728,048.60-43,092,072.90-26,376,586.20

Finding the Fourth Proportional to 28,728,048.60, 43,092,072.90 and 26,376,586.20

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Solution

The fourth proportional to 28,728,048.60, 43,092,072.90 and 26,376,586.20 is: 39,564,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728,048.60 : 43,092,072.90 = 26,376,586.20 : x
  2. Step 2: Convert to fraction form
    28,728,048.60/43,092,072.90 = 26,376,586.20/x
  3. Step 3: Cross multiply
    28,728,048.60x = 43,092,072.90 × 26,376,586.20
  4. Step 4: Simplify right side
    28,728,048.60x = 1,136,621,775,383,534
  5. Step 5: Solve for x
    x = 1,136,621,775,383,534/28,728,048.60
  6. Step 6: Final answer
    x = 39,564,879.30

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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.