Home / 7,901,137.22-11,852,654.60-2,782,508.48

Finding the Fourth Proportional to 7,901,137.22, 11,852,654.60 and 2,782,508.48

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Solution

The fourth proportional to 7,901,137.22, 11,852,654.60 and 2,782,508.48 is: 4,174,096.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901,137.22 : 11,852,654.60 = 2,782,508.48 : x
  2. Step 2: Convert to fraction form
    7,901,137.22/11,852,654.60 = 2,782,508.48/x
  3. Step 3: Cross multiply
    7,901,137.22x = 11,852,654.60 × 2,782,508.48
  4. Step 4: Simplify right side
    7,901,137.22x = 32,980,111,927,151.46
  5. Step 5: Solve for x
    x = 32,980,111,927,151.46/7,901,137.22
  6. Step 6: Final answer
    x = 4,174,096.85

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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.