Home / 8,178,059.52-11,285,799.26-4,507,108.47

Finding the Fourth Proportional to 8,178,059.52, 11,285,799.26 and 4,507,108.47

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Solution

The fourth proportional to 8,178,059.52, 11,285,799.26 and 4,507,108.47 is: 6,219,852.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,059.52 : 11,285,799.26 = 4,507,108.47 : x
  2. Step 2: Convert to fraction form
    8,178,059.52/11,285,799.26 = 4,507,108.47/x
  3. Step 3: Cross multiply
    8,178,059.52x = 11,285,799.26 × 4,507,108.47
  4. Step 4: Simplify right side
    8,178,059.52x = 50,866,321,412,930.19
  5. Step 5: Solve for x
    x = 50,866,321,412,930.19/8,178,059.52
  6. Step 6: Final answer
    x = 6,219,852.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.