Home / 11,551,076.88-15,948,006.46-7,422,698.84

Finding the Fourth Proportional to 11,551,076.88, 15,948,006.46 and 7,422,698.84

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Solution

The fourth proportional to 11,551,076.88, 15,948,006.46 and 7,422,698.84 is: 10,248,156.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551,076.88 : 15,948,006.46 = 7,422,698.84 : x
  2. Step 2: Convert to fraction form
    11,551,076.88/15,948,006.46 = 7,422,698.84/x
  3. Step 3: Cross multiply
    11,551,076.88x = 15,948,006.46 × 7,422,698.84
  4. Step 4: Simplify right side
    11,551,076.88x = 118,377,249,050,954.52
  5. Step 5: Solve for x
    x = 118,377,249,050,954.52/11,551,076.88
  6. Step 6: Final answer
    x = 10,248,156.97

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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.