Home / 11,977,904.57-17,966,848.55-2,879,999.15

Finding the Fourth Proportional to 11,977,904.57, 17,966,848.55 and 2,879,999.15

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Solution

The fourth proportional to 11,977,904.57, 17,966,848.55 and 2,879,999.15 is: 4,319,996.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977,904.57 : 17,966,848.55 = 2,879,999.15 : x
  2. Step 2: Convert to fraction form
    11,977,904.57/17,966,848.55 = 2,879,999.15/x
  3. Step 3: Cross multiply
    11,977,904.57x = 17,966,848.55 × 2,879,999.15
  4. Step 4: Simplify right side
    11,977,904.57x = 51,744,508,447,944.50
  5. Step 5: Solve for x
    x = 51,744,508,447,944.50/11,977,904.57
  6. Step 6: Final answer
    x = 4,319,996.72

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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.