Home / 34,186,310.82-47,177,247.15-18,717,834.78

Finding the Fourth Proportional to 34,186,310.82, 47,177,247.15 and 18,717,834.78

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Solution

The fourth proportional to 34,186,310.82, 47,177,247.15 and 18,717,834.78 is: 25,830,687.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,186,310.82 : 47,177,247.15 = 18,717,834.78 : x
  2. Step 2: Convert to fraction form
    34,186,310.82/47,177,247.15 = 18,717,834.78/x
  3. Step 3: Cross multiply
    34,186,310.82x = 47,177,247.15 × 18,717,834.78
  4. Step 4: Simplify right side
    34,186,310.82x = 883,055,917,528,925.88
  5. Step 5: Solve for x
    x = 883,055,917,528,925.88/34,186,310.82
  6. Step 6: Final answer
    x = 25,830,687.67

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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.