Home / 25,210,928.19-34,790,608.40-15,420,653.27

Finding the Fourth Proportional to 25,210,928.19, 34,790,608.40 and 15,420,653.27

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Solution

The fourth proportional to 25,210,928.19, 34,790,608.40 and 15,420,653.27 is: 21,280,212.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,210,928.19 : 34,790,608.40 = 15,420,653.27 : x
  2. Step 2: Convert to fraction form
    25,210,928.19/34,790,608.40 = 15,420,653.27/x
  3. Step 3: Cross multiply
    25,210,928.19x = 34,790,608.40 × 15,420,653.27
  4. Step 4: Simplify right side
    25,210,928.19x = 536,493,909,014,796.44
  5. Step 5: Solve for x
    x = 536,493,909,014,796.44/25,210,928.19
  6. Step 6: Final answer
    x = 21,280,212.49

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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.