Home / 29,712,081.36-40,987,579.88-19,404,837.84

Finding the Fourth Proportional to 29,712,081.36, 40,987,579.88 and 19,404,837.84

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Solution

The fourth proportional to 29,712,081.36, 40,987,579.88 and 19,404,837.84 is: 26,768,819.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,712,081.36 : 40,987,579.88 = 19,404,837.84 : x
  2. Step 2: Convert to fraction form
    29,712,081.36/40,987,579.88 = 19,404,837.84/x
  3. Step 3: Cross multiply
    29,712,081.36x = 40,987,579.88 × 19,404,837.84
  4. Step 4: Simplify right side
    29,712,081.36x = 795,357,341,025,446.75
  5. Step 5: Solve for x
    x = 795,357,341,025,446.75/29,712,081.36
  6. Step 6: Final answer
    x = 26,768,819.44

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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.