Home / 8,382,972.54-12,565,506.26-4,780,983.54

Finding the Fourth Proportional to 8,382,972.54, 12,565,506.26 and 4,780,983.54

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Solution

The fourth proportional to 8,382,972.54, 12,565,506.26 and 4,780,983.54 is: 7,166,369.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382,972.54 : 12,565,506.26 = 4,780,983.54 : x
  2. Step 2: Convert to fraction form
    8,382,972.54/12,565,506.26 = 4,780,983.54/x
  3. Step 3: Cross multiply
    8,382,972.54x = 12,565,506.26 × 4,780,983.54
  4. Step 4: Simplify right side
    8,382,972.54x = 60,075,478,600,826.96
  5. Step 5: Solve for x
    x = 60,075,478,600,826.96/8,382,972.54
  6. Step 6: Final answer
    x = 7,166,369.48

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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.