Home / 28,436,059.67-39,242,875.62-16,673,692.62

Finding the Fourth Proportional to 28,436,059.67, 39,242,875.62 and 16,673,692.62

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Solution

The fourth proportional to 28,436,059.67, 39,242,875.62 and 16,673,692.62 is: 23,010,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,436,059.67 : 39,242,875.62 = 16,673,692.62 : x
  2. Step 2: Convert to fraction form
    28,436,059.67/39,242,875.62 = 16,673,692.62/x
  3. Step 3: Cross multiply
    28,436,059.67x = 39,242,875.62 × 16,673,692.62
  4. Step 4: Simplify right side
    28,436,059.67x = 654,323,645,612,771.88
  5. Step 5: Solve for x
    x = 654,323,645,612,771.88/28,436,059.67
  6. Step 6: Final answer
    x = 23,010,348.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.