Home / 25,519,074.60-35,219,054.16-15,601,776.42

Finding the Fourth Proportional to 25,519,074.60, 35,219,054.16 and 15,601,776.42

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Solution

The fourth proportional to 25,519,074.60, 35,219,054.16 and 15,601,776.42 is: 21,532,121.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,519,074.60 : 35,219,054.16 = 15,601,776.42 : x
  2. Step 2: Convert to fraction form
    25,519,074.60/35,219,054.16 = 15,601,776.42/x
  3. Step 3: Cross multiply
    25,519,074.60x = 35,219,054.16 × 15,601,776.42
  4. Step 4: Simplify right side
    25,519,074.60x = 549,479,808,728,190.88
  5. Step 5: Solve for x
    x = 549,479,808,728,190.88/25,519,074.60
  6. Step 6: Final answer
    x = 21,532,121.26

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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.