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Finding the Fourth Proportional to 61,970,731.70, 92,956,097.55 and 27,958,507.70

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Solution

The fourth proportional to 61,970,731.70, 92,956,097.55 and 27,958,507.70 is: 41,937,761.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,970,731.70 : 92,956,097.55 = 27,958,507.70 : x
  2. Step 2: Convert to fraction form
    61,970,731.70/92,956,097.55 = 27,958,507.70/x
  3. Step 3: Cross multiply
    61,970,731.70x = 92,956,097.55 × 27,958,507.70
  4. Step 4: Simplify right side
    61,970,731.70x = 2,598,913,769,113,626
  5. Step 5: Solve for x
    x = 2,598,913,769,113,626/61,970,731.70
  6. Step 6: Final answer
    x = 41,937,761.55

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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.