Home / 53,842,709.16-80,784,418.38-21,076,695.06

Finding the Fourth Proportional to 53,842,709.16, 80,784,418.38 and 21,076,695.06

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Solution

The fourth proportional to 53,842,709.16, 80,784,418.38 and 21,076,695.06 is: 31,623,010.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,842,709.16 : 80,784,418.38 = 21,076,695.06 : x
  2. Step 2: Convert to fraction form
    53,842,709.16/80,784,418.38 = 21,076,695.06/x
  3. Step 3: Cross multiply
    53,842,709.16x = 80,784,418.38 × 21,076,695.06
  4. Step 4: Simplify right side
    53,842,709.16x = 1,702,668,551,794,719
  5. Step 5: Solve for x
    x = 1,702,668,551,794,719/53,842,709.16
  6. Step 6: Final answer
    x = 31,623,010.40

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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.