Home / 14,188,763.55-19,580,493.62-7,662,392.57

Finding the Fourth Proportional to 14,188,763.55, 19,580,493.62 and 7,662,392.57

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Solution

The fourth proportional to 14,188,763.55, 19,580,493.62 and 7,662,392.57 is: 10,574,101.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188,763.55 : 19,580,493.62 = 7,662,392.57 : x
  2. Step 2: Convert to fraction form
    14,188,763.55/19,580,493.62 = 7,662,392.57/x
  3. Step 3: Cross multiply
    14,188,763.55x = 19,580,493.62 × 7,662,392.57
  4. Step 4: Simplify right side
    14,188,763.55x = 150,033,428,898,927.59
  5. Step 5: Solve for x
    x = 150,033,428,898,927.59/14,188,763.55
  6. Step 6: Final answer
    x = 10,574,101.71

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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.