Home / 19,519,943.56-29,105,401.65-18,983,646.10

Finding the Fourth Proportional to 19,519,943.56, 29,105,401.65 and 18,983,646.10

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Solution

The fourth proportional to 19,519,943.56, 29,105,401.65 and 18,983,646.10 is: 28,305,750.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519,943.56 : 29,105,401.65 = 18,983,646.10 : x
  2. Step 2: Convert to fraction form
    19,519,943.56/29,105,401.65 = 18,983,646.10/x
  3. Step 3: Cross multiply
    19,519,943.56x = 29,105,401.65 × 18,983,646.10
  4. Step 4: Simplify right side
    19,519,943.56x = 552,526,644,487,149.12
  5. Step 5: Solve for x
    x = 552,526,644,487,149.12/19,519,943.56
  6. Step 6: Final answer
    x = 28,305,750.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.