Home / 73,291,881.35-109,937,729.03-18,704,467.97

Finding the Fourth Proportional to 73,291,881.35, 109,937,729.03 and 18,704,467.97

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Solution

The fourth proportional to 73,291,881.35, 109,937,729.03 and 18,704,467.97 is: 28,056,678.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,291,881.35 : 109,937,729.03 = 18,704,467.97 : x
  2. Step 2: Convert to fraction form
    73,291,881.35/109,937,729.03 = 18,704,467.97/x
  3. Step 3: Cross multiply
    73,291,881.35x = 109,937,729.03 × 18,704,467.97
  4. Step 4: Simplify right side
    73,291,881.35x = 2,056,326,731,286,285.50
  5. Step 5: Solve for x
    x = 2,056,326,731,286,285.50/73,291,881.35
  6. Step 6: Final answer
    x = 28,056,678.22

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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.