Home / 19,014,770.60-28,522,155.90-11,456,498.60

Finding the Fourth Proportional to 19,014,770.60, 28,522,155.90 and 11,456,498.60

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Solution

The fourth proportional to 19,014,770.60, 28,522,155.90 and 11,456,498.60 is: 17,184,747.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014,770.60 : 28,522,155.90 = 11,456,498.60 : x
  2. Step 2: Convert to fraction form
    19,014,770.60/28,522,155.90 = 11,456,498.60/x
  3. Step 3: Cross multiply
    19,014,770.60x = 28,522,155.90 × 11,456,498.60
  4. Step 4: Simplify right side
    19,014,770.60x = 326,764,039,137,331.69
  5. Step 5: Solve for x
    x = 326,764,039,137,331.69/19,014,770.60
  6. Step 6: Final answer
    x = 17,184,747.90

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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.