Home / 10,018,367.90-13,825,656.25-5,667,366.94

Finding the Fourth Proportional to 10,018,367.90, 13,825,656.25 and 5,667,366.94

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Solution

The fourth proportional to 10,018,367.90, 13,825,656.25 and 5,667,366.94 is: 7,821,140.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018,367.90 : 13,825,656.25 = 5,667,366.94 : x
  2. Step 2: Convert to fraction form
    10,018,367.90/13,825,656.25 = 5,667,366.94/x
  3. Step 3: Cross multiply
    10,018,367.90x = 13,825,656.25 × 5,667,366.94
  4. Step 4: Simplify right side
    10,018,367.90x = 78,355,067,184,091.14
  5. Step 5: Solve for x
    x = 78,355,067,184,091.14/10,018,367.90
  6. Step 6: Final answer
    x = 7,821,140.92

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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.