Home / 19,961,344.20-27,546,820.11-11,020,742.40

Finding the Fourth Proportional to 19,961,344.20, 27,546,820.11 and 11,020,742.40

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Solution

The fourth proportional to 19,961,344.20, 27,546,820.11 and 11,020,742.40 is: 15,208,715.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961,344.20 : 27,546,820.11 = 11,020,742.40 : x
  2. Step 2: Convert to fraction form
    19,961,344.20/27,546,820.11 = 11,020,742.40/x
  3. Step 3: Cross multiply
    19,961,344.20x = 27,546,820.11 × 11,020,742.40
  4. Step 4: Simplify right side
    19,961,344.20x = 303,586,408,371,449.69
  5. Step 5: Solve for x
    x = 303,586,408,371,449.69/19,961,344.20
  6. Step 6: Final answer
    x = 15,208,715.67

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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.