Home / 8,282,721.51-11,430,019.20-4,845,544.83

Finding the Fourth Proportional to 8,282,721.51, 11,430,019.20 and 4,845,544.83

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Solution

The fourth proportional to 8,282,721.51, 11,430,019.20 and 4,845,544.83 is: 6,686,772.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282,721.51 : 11,430,019.20 = 4,845,544.83 : x
  2. Step 2: Convert to fraction form
    8,282,721.51/11,430,019.20 = 4,845,544.83/x
  3. Step 3: Cross multiply
    8,282,721.51x = 11,430,019.20 × 4,845,544.83
  4. Step 4: Simplify right side
    8,282,721.51x = 55,384,670,441,360.73
  5. Step 5: Solve for x
    x = 55,384,670,441,360.73/8,282,721.51
  6. Step 6: Final answer
    x = 6,686,772.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.