Home / 25,630,724.21-35,366,594.51-15,566,986.21

Finding the Fourth Proportional to 25,630,724.21, 35,366,594.51 and 15,566,986.21

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Solution

The fourth proportional to 25,630,724.21, 35,366,594.51 and 15,566,986.21 is: 21,480,130.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,630,724.21 : 35,366,594.51 = 15,566,986.21 : x
  2. Step 2: Convert to fraction form
    25,630,724.21/35,366,594.51 = 15,566,986.21/x
  3. Step 3: Cross multiply
    25,630,724.21x = 35,366,594.51 × 15,566,986.21
  4. Step 4: Simplify right side
    25,630,724.21x = 550,551,288,777,163.88
  5. Step 5: Solve for x
    x = 550,551,288,777,163.88/25,630,724.21
  6. Step 6: Final answer
    x = 21,480,130.03

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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.