Home / 9,072,690.90-13,629,311.55-7,579,698.90

Finding the Fourth Proportional to 9,072,690.90, 13,629,311.55 and 7,579,698.90

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Solution

The fourth proportional to 9,072,690.90, 13,629,311.55 and 7,579,698.90 is: 11,386,487.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,690.90 : 13,629,311.55 = 7,579,698.90 : x
  2. Step 2: Convert to fraction form
    9,072,690.90/13,629,311.55 = 7,579,698.90/x
  3. Step 3: Cross multiply
    9,072,690.90x = 13,629,311.55 × 7,579,698.90
  4. Step 4: Simplify right side
    9,072,690.90x = 103,306,077,763,292.31
  5. Step 5: Solve for x
    x = 103,306,077,763,292.31/9,072,690.90
  6. Step 6: Final answer
    x = 11,386,487.09

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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.