Home / 19,987,111.36-27,582,301.70-10,819,754.11

Finding the Fourth Proportional to 19,987,111.36, 27,582,301.70 and 10,819,754.11

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Solution

The fourth proportional to 19,987,111.36, 27,582,301.70 and 10,819,754.11 is: 14,931,308.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,987,111.36 : 27,582,301.70 = 10,819,754.11 : x
  2. Step 2: Convert to fraction form
    19,987,111.36/27,582,301.70 = 10,819,754.11/x
  3. Step 3: Cross multiply
    19,987,111.36x = 27,582,301.70 × 10,819,754.11
  4. Step 4: Simplify right side
    19,987,111.36x = 298,433,722,181,834.94
  5. Step 5: Solve for x
    x = 298,433,722,181,834.94/19,987,111.36
  6. Step 6: Final answer
    x = 14,931,308.32

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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.