Home / 20,236,617.16-27,935,943.06-11,974,081.48

Finding the Fourth Proportional to 20,236,617.16, 27,935,943.06 and 11,974,081.48

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Solution

The fourth proportional to 20,236,617.16, 27,935,943.06 and 11,974,081.48 is: 16,529,801.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,236,617.16 : 27,935,943.06 = 11,974,081.48 : x
  2. Step 2: Convert to fraction form
    20,236,617.16/27,935,943.06 = 11,974,081.48/x
  3. Step 3: Cross multiply
    20,236,617.16x = 27,935,943.06 × 11,974,081.48
  4. Step 4: Simplify right side
    20,236,617.16x = 334,507,258,421,080.50
  5. Step 5: Solve for x
    x = 334,507,258,421,080.50/20,236,617.16
  6. Step 6: Final answer
    x = 16,529,801.19

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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.