Home / 38,993,104.29-53,812,164.99-21,589,449.01

Finding the Fourth Proportional to 38,993,104.29, 53,812,164.99 and 21,589,449.01

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Solution

The fourth proportional to 38,993,104.29, 53,812,164.99 and 21,589,449.01 is: 29,794,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,993,104.29 : 53,812,164.99 = 21,589,449.01 : x
  2. Step 2: Convert to fraction form
    38,993,104.29/53,812,164.99 = 21,589,449.01/x
  3. Step 3: Cross multiply
    38,993,104.29x = 53,812,164.99 × 21,589,449.01
  4. Step 4: Simplify right side
    38,993,104.29x = 1,161,774,992,169,312.25
  5. Step 5: Solve for x
    x = 1,161,774,992,169,312.25/38,993,104.29
  6. Step 6: Final answer
    x = 29,794,370.40

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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.