Home / 19,767,926.55-27,279,528.32-11,066,170.67

Finding the Fourth Proportional to 19,767,926.55, 27,279,528.32 and 11,066,170.67

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Solution

The fourth proportional to 19,767,926.55, 27,279,528.32 and 11,066,170.67 is: 15,271,197.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,767,926.55 : 27,279,528.32 = 11,066,170.67 : x
  2. Step 2: Convert to fraction form
    19,767,926.55/27,279,528.32 = 11,066,170.67/x
  3. Step 3: Cross multiply
    19,767,926.55x = 27,279,528.32 × 11,066,170.67
  4. Step 4: Simplify right side
    19,767,926.55x = 301,879,916,077,486.12
  5. Step 5: Solve for x
    x = 301,879,916,077,486.12/19,767,926.55
  6. Step 6: Final answer
    x = 15,271,197.78

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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.