Home / 19,142,856.28-26,417,456.46-10,441,028.76

Finding the Fourth Proportional to 19,142,856.28, 26,417,456.46 and 10,441,028.76

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Solution

The fourth proportional to 19,142,856.28, 26,417,456.46 and 10,441,028.76 is: 14,408,791.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,142,856.28 : 26,417,456.46 = 10,441,028.76 : x
  2. Step 2: Convert to fraction form
    19,142,856.28/26,417,456.46 = 10,441,028.76/x
  3. Step 3: Cross multiply
    19,142,856.28x = 26,417,456.46 × 10,441,028.76
  4. Step 4: Simplify right side
    19,142,856.28x = 275,825,422,664,907.78
  5. Step 5: Solve for x
    x = 275,825,422,664,907.78/19,142,856.28
  6. Step 6: Final answer
    x = 14,408,791.39

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1.5x scale

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.