Home / 13,858,272.60-19,124,539.90-7,663,738.46

Finding the Fourth Proportional to 13,858,272.60, 19,124,539.90 and 7,663,738.46

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Solution

The fourth proportional to 13,858,272.60, 19,124,539.90 and 7,663,738.46 is: 10,576,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,858,272.60 : 19,124,539.90 = 7,663,738.46 : x
  2. Step 2: Convert to fraction form
    13,858,272.60/19,124,539.90 = 7,663,738.46/x
  3. Step 3: Cross multiply
    13,858,272.60x = 19,124,539.90 × 7,663,738.46
  4. Step 4: Simplify right side
    13,858,272.60x = 146,565,471,961,434.53
  5. Step 5: Solve for x
    x = 146,565,471,961,434.53/13,858,272.60
  6. Step 6: Final answer
    x = 10,576,027.49

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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.