Home / 13,977,025.26-19,288,255.35-7,865,453.70

Finding the Fourth Proportional to 13,977,025.26, 19,288,255.35 and 7,865,453.70

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Solution

The fourth proportional to 13,977,025.26, 19,288,255.35 and 7,865,453.70 is: 10,854,303.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,977,025.26 : 19,288,255.35 = 7,865,453.70 : x
  2. Step 2: Convert to fraction form
    13,977,025.26/19,288,255.35 = 7,865,453.70/x
  3. Step 3: Cross multiply
    13,977,025.26x = 19,288,255.35 × 7,865,453.70
  4. Step 4: Simplify right side
    13,977,025.26x = 151,710,879,409,202.31
  5. Step 5: Solve for x
    x = 151,710,879,409,202.31/13,977,025.26
  6. Step 6: Final answer
    x = 10,854,303.87

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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.