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Finding the Fourth Proportional to 9,765,692.10, 14,649,920.55 and 3,033,404.10

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Solution

The fourth proportional to 9,765,692.10, 14,649,920.55 and 3,033,404.10 is: 4,550,535.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,765,692.10 : 14,649,920.55 = 3,033,404.10 : x
  2. Step 2: Convert to fraction form
    9,765,692.10/14,649,920.55 = 3,033,404.10/x
  3. Step 3: Cross multiply
    9,765,692.10x = 14,649,920.55 × 3,033,404.10
  4. Step 4: Simplify right side
    9,765,692.10x = 44,439,129,061,044.26
  5. Step 5: Solve for x
    x = 44,439,129,061,044.26/9,765,692.10
  6. Step 6: Final answer
    x = 4,550,535.55

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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.