Home / 43,795,937.60-65,731,231.20-19,572,142.40

Finding the Fourth Proportional to 43,795,937.60, 65,731,231.20 and 19,572,142.40

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Solution

The fourth proportional to 43,795,937.60, 65,731,231.20 and 19,572,142.40 is: 29,374,893.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,795,937.60 : 65,731,231.20 = 19,572,142.40 : x
  2. Step 2: Convert to fraction form
    43,795,937.60/65,731,231.20 = 19,572,142.40/x
  3. Step 3: Cross multiply
    43,795,937.60x = 65,731,231.20 × 19,572,142.40
  4. Step 4: Simplify right side
    43,795,937.60x = 1,286,501,017,173,722.75
  5. Step 5: Solve for x
    x = 1,286,501,017,173,722.75/43,795,937.60
  6. Step 6: Final answer
    x = 29,374,893.83

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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.