Home / 14,489,908.08-19,996,523.16-7,963,418.88

Finding the Fourth Proportional to 14,489,908.08, 19,996,523.16 and 7,963,418.88

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Solution

The fourth proportional to 14,489,908.08, 19,996,523.16 and 7,963,418.88 is: 10,989,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,908.08 : 19,996,523.16 = 7,963,418.88 : x
  2. Step 2: Convert to fraction form
    14,489,908.08/19,996,523.16 = 7,963,418.88/x
  3. Step 3: Cross multiply
    14,489,908.08x = 19,996,523.16 × 7,963,418.88
  4. Step 4: Simplify right side
    14,489,908.08x = 159,240,690,066,701.25
  5. Step 5: Solve for x
    x = 159,240,690,066,701.25/14,489,908.08
  6. Step 6: Final answer
    x = 10,989,765.37

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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.