Home / 50,196,693.14-75,298,498.67-21,021,156.63

Finding the Fourth Proportional to 50,196,693.14, 75,298,498.67 and 21,021,156.63

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Solution

The fourth proportional to 50,196,693.14, 75,298,498.67 and 21,021,156.63 is: 31,533,183.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,196,693.14 : 75,298,498.67 = 21,021,156.63 : x
  2. Step 2: Convert to fraction form
    50,196,693.14/75,298,498.67 = 21,021,156.63/x
  3. Step 3: Cross multiply
    50,196,693.14x = 75,298,498.67 × 21,021,156.63
  4. Step 4: Simplify right side
    50,196,693.14x = 1,582,861,534,519,640.25
  5. Step 5: Solve for x
    x = 1,582,861,534,519,640.25/50,196,693.14
  6. Step 6: Final answer
    x = 31,533,183.47

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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.