Home / 72,775,478.60-109,099,444.93-27,369,159.56

Finding the Fourth Proportional to 72,775,478.60, 109,099,444.93 and 27,369,159.56

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Solution

The fourth proportional to 72,775,478.60, 109,099,444.93 and 27,369,159.56 is: 41,029,755.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,775,478.60 : 109,099,444.93 = 27,369,159.56 : x
  2. Step 2: Convert to fraction form
    72,775,478.60/109,099,444.93 = 27,369,159.56/x
  3. Step 3: Cross multiply
    72,775,478.60x = 109,099,444.93 × 27,369,159.56
  4. Step 4: Simplify right side
    72,775,478.60x = 2,985,960,115,991,805.50
  5. Step 5: Solve for x
    x = 2,985,960,115,991,805.50/72,775,478.60
  6. Step 6: Final answer
    x = 41,029,755.81

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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.