Home / 15,400,064.40-21,252,089.28-8,524,546.46

Finding the Fourth Proportional to 15,400,064.40, 21,252,089.28 and 8,524,546.46

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Solution

The fourth proportional to 15,400,064.40, 21,252,089.28 and 8,524,546.46 is: 11,763,874.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400,064.40 : 21,252,089.28 = 8,524,546.46 : x
  2. Step 2: Convert to fraction form
    15,400,064.40/21,252,089.28 = 8,524,546.46/x
  3. Step 3: Cross multiply
    15,400,064.40x = 21,252,089.28 × 8,524,546.46
  4. Step 4: Simplify right side
    15,400,064.40x = 181,164,422,439,427.97
  5. Step 5: Solve for x
    x = 181,164,422,439,427.97/15,400,064.40
  6. Step 6: Final answer
    x = 11,763,874.34

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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.