Home / 12,840,385.26-19,254,978.72-4,856,610.54

Finding the Fourth Proportional to 12,840,385.26, 19,254,978.72 and 4,856,610.54

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Solution

The fourth proportional to 12,840,385.26, 19,254,978.72 and 4,856,610.54 is: 7,282,798.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,840,385.26 : 19,254,978.72 = 4,856,610.54 : x
  2. Step 2: Convert to fraction form
    12,840,385.26/19,254,978.72 = 4,856,610.54/x
  3. Step 3: Cross multiply
    12,840,385.26x = 19,254,978.72 × 4,856,610.54
  4. Step 4: Simplify right side
    12,840,385.26x = 93,513,932,599,027.70
  5. Step 5: Solve for x
    x = 93,513,932,599,027.70/12,840,385.26
  6. Step 6: Final answer
    x = 7,282,798.04

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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.