Home / 8,608,782.38-11,879,240.52-5,300,551.22

Finding the Fourth Proportional to 8,608,782.38, 11,879,240.52 and 5,300,551.22

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Solution

The fourth proportional to 8,608,782.38, 11,879,240.52 and 5,300,551.22 is: 7,314,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,608,782.38 : 11,879,240.52 = 5,300,551.22 : x
  2. Step 2: Convert to fraction form
    8,608,782.38/11,879,240.52 = 5,300,551.22/x
  3. Step 3: Cross multiply
    8,608,782.38x = 11,879,240.52 × 5,300,551.22
  4. Step 4: Simplify right side
    8,608,782.38x = 62,966,522,830,959.43
  5. Step 5: Solve for x
    x = 62,966,522,830,959.43/8,608,782.38
  6. Step 6: Final answer
    x = 7,314,219.37

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Double scale
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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.