Home / 57,938,961.30-86,920,105.95-16,998,321.30

Finding the Fourth Proportional to 57,938,961.30, 86,920,105.95 and 16,998,321.30

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Solution

The fourth proportional to 57,938,961.30, 86,920,105.95 and 16,998,321.30 is: 25,500,903.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,938,961.30 : 86,920,105.95 = 16,998,321.30 : x
  2. Step 2: Convert to fraction form
    57,938,961.30/86,920,105.95 = 16,998,321.30/x
  3. Step 3: Cross multiply
    57,938,961.30x = 86,920,105.95 × 16,998,321.30
  4. Step 4: Simplify right side
    57,938,961.30x = 1,477,495,888,368,141.75
  5. Step 5: Solve for x
    x = 1,477,495,888,368,141.75/57,938,961.30
  6. Step 6: Final answer
    x = 25,500,903.97

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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.