Home / 21,065,718.06-29,054,563.11-14,550,251.40

Finding the Fourth Proportional to 21,065,718.06, 29,054,563.11 and 14,550,251.40

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Solution

The fourth proportional to 21,065,718.06, 29,054,563.11 and 14,550,251.40 is: 20,068,207.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,065,718.06 : 29,054,563.11 = 14,550,251.40 : x
  2. Step 2: Convert to fraction form
    21,065,718.06/29,054,563.11 = 14,550,251.40/x
  3. Step 3: Cross multiply
    21,065,718.06x = 29,054,563.11 × 14,550,251.40
  4. Step 4: Simplify right side
    21,065,718.06x = 422,751,197,567,665.88
  5. Step 5: Solve for x
    x = 422,751,197,567,665.88/21,065,718.06
  6. Step 6: Final answer
    x = 20,068,207.33

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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.