Home / 67,019,712.50-92,494,692.27-40,572,638.28

Finding the Fourth Proportional to 67,019,712.50, 92,494,692.27 and 40,572,638.28

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Solution

The fourth proportional to 67,019,712.50, 92,494,692.27 and 40,572,638.28 is: 55,994,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,019,712.50 : 92,494,692.27 = 40,572,638.28 : x
  2. Step 2: Convert to fraction form
    67,019,712.50/92,494,692.27 = 40,572,638.28/x
  3. Step 3: Cross multiply
    67,019,712.50x = 92,494,692.27 × 40,572,638.28
  4. Step 4: Simplify right side
    67,019,712.50x = 3,752,753,692,290,622
  5. Step 5: Solve for x
    x = 3,752,753,692,290,622/67,019,712.50
  6. Step 6: Final answer
    x = 55,994,774.55

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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.