Home / 22,326,468.32-30,808,634.64-13,509,203.60

Finding the Fourth Proportional to 22,326,468.32, 30,808,634.64 and 13,509,203.60

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Solution

The fourth proportional to 22,326,468.32, 30,808,634.64 and 13,509,203.60 is: 18,641,556.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,326,468.32 : 30,808,634.64 = 13,509,203.60 : x
  2. Step 2: Convert to fraction form
    22,326,468.32/30,808,634.64 = 13,509,203.60/x
  3. Step 3: Cross multiply
    22,326,468.32x = 30,808,634.64 × 13,509,203.60
  4. Step 4: Simplify right side
    22,326,468.32x = 416,200,117,989,772.69
  5. Step 5: Solve for x
    x = 416,200,117,989,772.69/22,326,468.32
  6. Step 6: Final answer
    x = 18,641,556.38

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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.