Home / 27,215,868.51-40,831,775.60-8,047,124.55

Finding the Fourth Proportional to 27,215,868.51, 40,831,775.60 and 8,047,124.55

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Solution

The fourth proportional to 27,215,868.51, 40,831,775.60 and 8,047,124.55 is: 12,073,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,215,868.51 : 40,831,775.60 = 8,047,124.55 : x
  2. Step 2: Convert to fraction form
    27,215,868.51/40,831,775.60 = 8,047,124.55/x
  3. Step 3: Cross multiply
    27,215,868.51x = 40,831,775.60 × 8,047,124.55
  4. Step 4: Simplify right side
    27,215,868.51x = 328,578,383,810,615.31
  5. Step 5: Solve for x
    x = 328,578,383,810,615.31/27,215,868.51
  6. Step 6: Final answer
    x = 12,073,044.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.