Home / 9,415,130.44-12,993,311.52-5,228,834.48

Finding the Fourth Proportional to 9,415,130.44, 12,993,311.52 and 5,228,834.48

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Solution

The fourth proportional to 9,415,130.44, 12,993,311.52 and 5,228,834.48 is: 7,216,031.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415,130.44 : 12,993,311.52 = 5,228,834.48 : x
  2. Step 2: Convert to fraction form
    9,415,130.44/12,993,311.52 = 5,228,834.48/x
  3. Step 3: Cross multiply
    9,415,130.44x = 12,993,311.52 × 5,228,834.48
  4. Step 4: Simplify right side
    9,415,130.44x = 67,939,875,285,157.21
  5. Step 5: Solve for x
    x = 67,939,875,285,157.21/9,415,130.44
  6. Step 6: Final answer
    x = 7,216,031.23

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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.