Home / 9,415,133.44-12,993,315.66-5,228,837.48

Finding the Fourth Proportional to 9,415,133.44, 12,993,315.66 and 5,228,837.48

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Solution

The fourth proportional to 9,415,133.44, 12,993,315.66 and 5,228,837.48 is: 7,216,035.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415,133.44 : 12,993,315.66 = 5,228,837.48 : x
  2. Step 2: Convert to fraction form
    9,415,133.44/12,993,315.66 = 5,228,837.48/x
  3. Step 3: Cross multiply
    9,415,133.44x = 12,993,315.66 × 5,228,837.48
  4. Step 4: Simplify right side
    9,415,133.44x = 67,939,935,912,478.95
  5. Step 5: Solve for x
    x = 67,939,935,912,478.95/9,415,133.44
  6. Step 6: Final answer
    x = 7,216,035.37

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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.