Home / 10,010,454.45-15,015,681.68-3,621,692.85

Finding the Fourth Proportional to 10,010,454.45, 15,015,681.68 and 3,621,692.85

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Solution

The fourth proportional to 10,010,454.45, 15,015,681.68 and 3,621,692.85 is: 5,432,539.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010,454.45 : 15,015,681.68 = 3,621,692.85 : x
  2. Step 2: Convert to fraction form
    10,010,454.45/15,015,681.68 = 3,621,692.85/x
  3. Step 3: Cross multiply
    10,010,454.45x = 15,015,681.68 × 3,621,692.85
  4. Step 4: Simplify right side
    10,010,454.45x = 54,382,186,960,223.53
  5. Step 5: Solve for x
    x = 54,382,186,960,223.53/10,010,454.45
  6. Step 6: Final answer
    x = 5,432,539.28

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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.