Home / 22,455,302.52-30,980,705.76-18,318,181.80

Finding the Fourth Proportional to 22,455,302.52, 30,980,705.76 and 18,318,181.80

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Solution

The fourth proportional to 22,455,302.52, 30,980,705.76 and 18,318,181.80 is: 25,272,881.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,455,302.52 : 30,980,705.76 = 18,318,181.80 : x
  2. Step 2: Convert to fraction form
    22,455,302.52/30,980,705.76 = 18,318,181.80/x
  3. Step 3: Cross multiply
    22,455,302.52x = 30,980,705.76 × 18,318,181.80
  4. Step 4: Simplify right side
    22,455,302.52x = 567,510,200,403,987.25
  5. Step 5: Solve for x
    x = 567,510,200,403,987.25/22,455,302.52
  6. Step 6: Final answer
    x = 25,272,881.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.