Home / 57,406,954.45-86,086,489.04-18,005,056.42

Finding the Fourth Proportional to 57,406,954.45, 86,086,489.04 and 18,005,056.42

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Solution

The fourth proportional to 57,406,954.45, 86,086,489.04 and 18,005,056.42 is: 27,000,075.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,406,954.45 : 86,086,489.04 = 18,005,056.42 : x
  2. Step 2: Convert to fraction form
    57,406,954.45/86,086,489.04 = 18,005,056.42/x
  3. Step 3: Cross multiply
    57,406,954.45x = 86,086,489.04 × 18,005,056.42
  4. Step 4: Simplify right side
    57,406,954.45x = 1,549,992,092,164,912
  5. Step 5: Solve for x
    x = 1,549,992,092,164,912/57,406,954.45
  6. Step 6: Final answer
    x = 27,000,075.29

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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.