Home / 20,081,492.36-27,712,675.06-10,914,137.48

Finding the Fourth Proportional to 20,081,492.36, 27,712,675.06 and 10,914,137.48

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Solution

The fourth proportional to 20,081,492.36, 27,712,675.06 and 10,914,137.48 is: 15,061,626.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,081,492.36 : 27,712,675.06 = 10,914,137.48 : x
  2. Step 2: Convert to fraction form
    20,081,492.36/27,712,675.06 = 10,914,137.48/x
  3. Step 3: Cross multiply
    20,081,492.36x = 27,712,675.06 × 10,914,137.48
  4. Step 4: Simplify right side
    20,081,492.36x = 302,459,945,543,407.25
  5. Step 5: Solve for x
    x = 302,459,945,543,407.25/20,081,492.36
  6. Step 6: Final answer
    x = 15,061,626.90

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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.