Home / 53,784,059.20-80,760,069.60-31,109,243.20

Finding the Fourth Proportional to 53,784,059.20, 80,760,069.60 and 31,109,243.20

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Solution

The fourth proportional to 53,784,059.20, 80,760,069.60 and 31,109,243.20 is: 46,712,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,784,059.20 : 80,760,069.60 = 31,109,243.20 : x
  2. Step 2: Convert to fraction form
    53,784,059.20/80,760,069.60 = 31,109,243.20/x
  3. Step 3: Cross multiply
    53,784,059.20x = 80,760,069.60 × 31,109,243.20
  4. Step 4: Simplify right side
    53,784,059.20x = 2,512,384,646,035,326.50
  5. Step 5: Solve for x
    x = 2,512,384,646,035,326.50/53,784,059.20
  6. Step 6: Final answer
    x = 46,712,440.14

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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.