Home / 18,933,852.70-28,400,779.05-16,595,512.30

Finding the Fourth Proportional to 18,933,852.70, 28,400,779.05 and 16,595,512.30

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Solution

The fourth proportional to 18,933,852.70, 28,400,779.05 and 16,595,512.30 is: 24,893,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,933,852.70 : 28,400,779.05 = 16,595,512.30 : x
  2. Step 2: Convert to fraction form
    18,933,852.70/28,400,779.05 = 16,595,512.30/x
  3. Step 3: Cross multiply
    18,933,852.70x = 28,400,779.05 × 16,595,512.30
  4. Step 4: Simplify right side
    18,933,852.70x = 471,325,478,053,857.38
  5. Step 5: Solve for x
    x = 471,325,478,053,857.38/18,933,852.70
  6. Step 6: Final answer
    x = 24,893,268.45

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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.