Home / 72,099,763.22-108,166,656.96-23,577,428.45

Finding the Fourth Proportional to 72,099,763.22, 108,166,656.96 and 23,577,428.45

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Solution

The fourth proportional to 72,099,763.22, 108,166,656.96 and 23,577,428.45 is: 35,371,705.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,099,763.22 : 108,166,656.96 = 23,577,428.45 : x
  2. Step 2: Convert to fraction form
    72,099,763.22/108,166,656.96 = 23,577,428.45/x
  3. Step 3: Cross multiply
    72,099,763.22x = 108,166,656.96 × 23,577,428.45
  4. Step 4: Simplify right side
    72,099,763.22x = 2,550,291,615,420,511
  5. Step 5: Solve for x
    x = 2,550,291,615,420,511/72,099,763.22
  6. Step 6: Final answer
    x = 35,371,705.83

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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.