Home / 114,811,287.21-172,217,615.87-28,549,693.96

Finding the Fourth Proportional to 114,811,287.21, 172,217,615.87 and 28,549,693.96

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Solution

The fourth proportional to 114,811,287.21, 172,217,615.87 and 28,549,693.96 is: 42,824,711.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,811,287.21 : 172,217,615.87 = 28,549,693.96 : x
  2. Step 2: Convert to fraction form
    114,811,287.21/172,217,615.87 = 28,549,693.96/x
  3. Step 3: Cross multiply
    114,811,287.21x = 172,217,615.87 × 28,549,693.96
  4. Step 4: Simplify right side
    114,811,287.21x = 4,916,760,227,129,975
  5. Step 5: Solve for x
    x = 4,916,760,227,129,975/114,811,287.21
  6. Step 6: Final answer
    x = 42,824,711.29

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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.