Home / 16,721,489.64-25,081,016.16-7,502,317.08

Finding the Fourth Proportional to 16,721,489.64, 25,081,016.16 and 7,502,317.08

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Solution

The fourth proportional to 16,721,489.64, 25,081,016.16 and 7,502,317.08 is: 11,252,929.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721,489.64 : 25,081,016.16 = 7,502,317.08 : x
  2. Step 2: Convert to fraction form
    16,721,489.64/25,081,016.16 = 7,502,317.08/x
  3. Step 3: Cross multiply
    16,721,489.64x = 25,081,016.16 × 7,502,317.08
  4. Step 4: Simplify right side
    16,721,489.64x = 188,165,735,920,924.03
  5. Step 5: Solve for x
    x = 188,165,735,920,924.03/16,721,489.64
  6. Step 6: Final answer
    x = 11,252,929.01

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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.