Home / 30,889,643.20-46,334,464.80-25,150,080.40

Finding the Fourth Proportional to 30,889,643.20, 46,334,464.80 and 25,150,080.40

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Solution

The fourth proportional to 30,889,643.20, 46,334,464.80 and 25,150,080.40 is: 37,725,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,889,643.20 : 46,334,464.80 = 25,150,080.40 : x
  2. Step 2: Convert to fraction form
    30,889,643.20/46,334,464.80 = 25,150,080.40/x
  3. Step 3: Cross multiply
    30,889,643.20x = 46,334,464.80 × 25,150,080.40
  4. Step 4: Simplify right side
    30,889,643.20x = 1,165,315,515,010,969.75
  5. Step 5: Solve for x
    x = 1,165,315,515,010,969.75/30,889,643.20
  6. Step 6: Final answer
    x = 37,725,120.60

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1.5x scale

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.