Home / 5,395,093.30-7,445,140.78-2,947,651.67

Finding the Fourth Proportional to 5,395,093.30, 7,445,140.78 and 2,947,651.67

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Solution

The fourth proportional to 5,395,093.30, 7,445,140.78 and 2,947,651.67 is: 4,067,711.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,093.30 : 7,445,140.78 = 2,947,651.67 : x
  2. Step 2: Convert to fraction form
    5,395,093.30/7,445,140.78 = 2,947,651.67/x
  3. Step 3: Cross multiply
    5,395,093.30x = 7,445,140.78 × 2,947,651.67
  4. Step 4: Simplify right side
    5,395,093.30x = 21,945,681,653,552.10
  5. Step 5: Solve for x
    x = 21,945,681,653,552.10/5,395,093.30
  6. Step 6: Final answer
    x = 4,067,711.24

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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.