Home / 57,798,383.28-79,684,608.54-45,916,620.72

Finding the Fourth Proportional to 57,798,383.28, 79,684,608.54 and 45,916,620.72

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Solution

The fourth proportional to 57,798,383.28, 79,684,608.54 and 45,916,620.72 is: 63,303,638.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,798,383.28 : 79,684,608.54 = 45,916,620.72 : x
  2. Step 2: Convert to fraction form
    57,798,383.28/79,684,608.54 = 45,916,620.72/x
  3. Step 3: Cross multiply
    57,798,383.28x = 79,684,608.54 × 45,916,620.72
  4. Step 4: Simplify right side
    57,798,383.28x = 3,658,847,947,552,853
  5. Step 5: Solve for x
    x = 3,658,847,947,552,853/57,798,383.28
  6. Step 6: Final answer
    x = 63,303,638.27

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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.