Home / 13,112,622.20-19,668,933.30-8,829,601.40

Finding the Fourth Proportional to 13,112,622.20, 19,668,933.30 and 8,829,601.40

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Solution

The fourth proportional to 13,112,622.20, 19,668,933.30 and 8,829,601.40 is: 13,244,402.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,112,622.20 : 19,668,933.30 = 8,829,601.40 : x
  2. Step 2: Convert to fraction form
    13,112,622.20/19,668,933.30 = 8,829,601.40/x
  3. Step 3: Cross multiply
    13,112,622.20x = 19,668,933.30 × 8,829,601.40
  4. Step 4: Simplify right side
    13,112,622.20x = 173,668,841,002,186.62
  5. Step 5: Solve for x
    x = 173,668,841,002,186.62/13,112,622.20
  6. Step 6: Final answer
    x = 13,244,402.10

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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.