Home / 11,872,915.60-17,809,373.40-8,093,779.60

Finding the Fourth Proportional to 11,872,915.60, 17,809,373.40 and 8,093,779.60

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Solution

The fourth proportional to 11,872,915.60, 17,809,373.40 and 8,093,779.60 is: 12,140,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872,915.60 : 17,809,373.40 = 8,093,779.60 : x
  2. Step 2: Convert to fraction form
    11,872,915.60/17,809,373.40 = 8,093,779.60/x
  3. Step 3: Cross multiply
    11,872,915.60x = 17,809,373.40 × 8,093,779.60
  4. Step 4: Simplify right side
    11,872,915.60x = 144,145,143,113,702.62
  5. Step 5: Solve for x
    x = 144,145,143,113,702.62/11,872,915.60
  6. Step 6: Final answer
    x = 12,140,669.40

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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.