Home / 13,840,622.57-19,100,219.45-7,645,540.95

Finding the Fourth Proportional to 13,840,622.57, 19,100,219.45 and 7,645,540.95

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Solution

The fourth proportional to 13,840,622.57, 19,100,219.45 and 7,645,540.95 is: 10,550,935.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,622.57 : 19,100,219.45 = 7,645,540.95 : x
  2. Step 2: Convert to fraction form
    13,840,622.57/19,100,219.45 = 7,645,540.95/x
  3. Step 3: Cross multiply
    13,840,622.57x = 19,100,219.45 × 7,645,540.95
  4. Step 4: Simplify right side
    13,840,622.57x = 146,031,509,920,733.78
  5. Step 5: Solve for x
    x = 146,031,509,920,733.78/13,840,622.57
  6. Step 6: Final answer
    x = 10,550,935.06

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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.