Home / 8,590,700.70-12,885,759.45-2,201,015.70

Finding the Fourth Proportional to 8,590,700.70, 12,885,759.45 and 2,201,015.70

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Solution

The fourth proportional to 8,590,700.70, 12,885,759.45 and 2,201,015.70 is: 3,301,448.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,700.70 : 12,885,759.45 = 2,201,015.70 : x
  2. Step 2: Convert to fraction form
    8,590,700.70/12,885,759.45 = 2,201,015.70/x
  3. Step 3: Cross multiply
    8,590,700.70x = 12,885,759.45 × 2,201,015.70
  4. Step 4: Simplify right side
    8,590,700.70x = 28,361,758,855,873.37
  5. Step 5: Solve for x
    x = 28,361,758,855,873.37/8,590,700.70
  6. Step 6: Final answer
    x = 3,301,448.84

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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.