Home / 28,623,055.40-42,826,241.94-16,957,692.12

Finding the Fourth Proportional to 28,623,055.40, 42,826,241.94 and 16,957,692.12

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Solution

The fourth proportional to 28,623,055.40, 42,826,241.94 and 16,957,692.12 is: 25,372,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,623,055.40 : 42,826,241.94 = 16,957,692.12 : x
  2. Step 2: Convert to fraction form
    28,623,055.40/42,826,241.94 = 16,957,692.12/x
  3. Step 3: Cross multiply
    28,623,055.40x = 42,826,241.94 × 16,957,692.12
  4. Step 4: Simplify right side
    28,623,055.40x = 726,234,225,475,151.50
  5. Step 5: Solve for x
    x = 726,234,225,475,151.50/28,623,055.40
  6. Step 6: Final answer
    x = 25,372,351.60

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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.