Home / 57,149,211.84-85,735,627.84-18,813,026.40

Finding the Fourth Proportional to 57,149,211.84, 85,735,627.84 and 18,813,026.40

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Solution

The fourth proportional to 57,149,211.84, 85,735,627.84 and 18,813,026.40 is: 28,223,427.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,149,211.84 : 85,735,627.84 = 18,813,026.40 : x
  2. Step 2: Convert to fraction form
    57,149,211.84/85,735,627.84 = 18,813,026.40/x
  3. Step 3: Cross multiply
    57,149,211.84x = 85,735,627.84 × 18,813,026.40
  4. Step 4: Simplify right side
    57,149,211.84x = 1,612,946,629,974,495
  5. Step 5: Solve for x
    x = 1,612,946,629,974,495/57,149,211.84
  6. Step 6: Final answer
    x = 28,223,427.38

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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.