Home / 19,086,618.11-28,642,524.28-10,117,468.67

Finding the Fourth Proportional to 19,086,618.11, 28,642,524.28 and 10,117,468.67

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Solution

The fourth proportional to 19,086,618.11, 28,642,524.28 and 10,117,468.67 is: 15,182,880.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086,618.11 : 28,642,524.28 = 10,117,468.67 : x
  2. Step 2: Convert to fraction form
    19,086,618.11/28,642,524.28 = 10,117,468.67/x
  3. Step 3: Cross multiply
    19,086,618.11x = 28,642,524.28 × 10,117,468.67
  4. Step 4: Simplify right side
    19,086,618.11x = 289,789,841,864,108
  5. Step 5: Solve for x
    x = 289,789,841,864,108/19,086,618.11
  6. Step 6: Final answer
    x = 15,182,880.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.