Home / 12,096,819.60-18,145,229.40-4,118,643.60

Finding the Fourth Proportional to 12,096,819.60, 18,145,229.40 and 4,118,643.60

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Solution

The fourth proportional to 12,096,819.60, 18,145,229.40 and 4,118,643.60 is: 6,177,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,819.60 : 18,145,229.40 = 4,118,643.60 : x
  2. Step 2: Convert to fraction form
    12,096,819.60/18,145,229.40 = 4,118,643.60/x
  3. Step 3: Cross multiply
    12,096,819.60x = 18,145,229.40 × 4,118,643.60
  4. Step 4: Simplify right side
    12,096,819.60x = 74,733,732,938,841.83
  5. Step 5: Solve for x
    x = 74,733,732,938,841.83/12,096,819.60
  6. Step 6: Final answer
    x = 6,177,965.40

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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.