Home / 7,280,896.80-10,921,345.20-3,237,376.80

Finding the Fourth Proportional to 7,280,896.80, 10,921,345.20 and 3,237,376.80

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Solution

The fourth proportional to 7,280,896.80, 10,921,345.20 and 3,237,376.80 is: 4,856,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,896.80 : 10,921,345.20 = 3,237,376.80 : x
  2. Step 2: Convert to fraction form
    7,280,896.80/10,921,345.20 = 3,237,376.80/x
  3. Step 3: Cross multiply
    7,280,896.80x = 10,921,345.20 × 3,237,376.80
  4. Step 4: Simplify right side
    7,280,896.80x = 35,356,509,575,271.36
  5. Step 5: Solve for x
    x = 35,356,509,575,271.36/7,280,896.80
  6. Step 6: Final answer
    x = 4,856,065.20

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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.