Home / 19,274,998.68-28,903,197.42-11,190,009.60

Finding the Fourth Proportional to 19,274,998.68, 28,903,197.42 and 11,190,009.60

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Solution

The fourth proportional to 19,274,998.68, 28,903,197.42 and 11,190,009.60 is: 16,779,614.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,274,998.68 : 28,903,197.42 = 11,190,009.60 : x
  2. Step 2: Convert to fraction form
    19,274,998.68/28,903,197.42 = 11,190,009.60/x
  3. Step 3: Cross multiply
    19,274,998.68x = 28,903,197.42 × 11,190,009.60
  4. Step 4: Simplify right side
    19,274,998.68x = 323,427,056,600,495.25
  5. Step 5: Solve for x
    x = 323,427,056,600,495.25/19,274,998.68
  6. Step 6: Final answer
    x = 16,779,614.98

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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.