Home / 7,856,585.45-11,785,376.28-2,465,448.65

Finding the Fourth Proportional to 7,856,585.45, 11,785,376.28 and 2,465,448.65

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Solution

The fourth proportional to 7,856,585.45, 11,785,376.28 and 2,465,448.65 is: 3,698,329.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856,585.45 : 11,785,376.28 = 2,465,448.65 : x
  2. Step 2: Convert to fraction form
    7,856,585.45/11,785,376.28 = 2,465,448.65/x
  3. Step 3: Cross multiply
    7,856,585.45x = 11,785,376.28 × 2,465,448.65
  4. Step 4: Simplify right side
    7,856,585.45x = 29,056,240,039,268.02
  5. Step 5: Solve for x
    x = 29,056,240,039,268.02/7,856,585.45
  6. Step 6: Final answer
    x = 3,698,329.28

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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.