Home / 8,290,338.39-12,433,792.50-2,223,626.70

Finding the Fourth Proportional to 8,290,338.39, 12,433,792.50 and 2,223,626.70

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Solution

The fourth proportional to 8,290,338.39, 12,433,792.50 and 2,223,626.70 is: 3,334,980.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,338.39 : 12,433,792.50 = 2,223,626.70 : x
  2. Step 2: Convert to fraction form
    8,290,338.39/12,433,792.50 = 2,223,626.70/x
  3. Step 3: Cross multiply
    8,290,338.39x = 12,433,792.50 × 2,223,626.70
  4. Step 4: Simplify right side
    8,290,338.39x = 27,648,112,985,259.75
  5. Step 5: Solve for x
    x = 27,648,112,985,259.75/8,290,338.39
  6. Step 6: Final answer
    x = 3,334,980.03

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1.5x scale

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.