Home / 25,089,742.78-34,625,931.89-13,927,286.42

Finding the Fourth Proportional to 25,089,742.78, 34,625,931.89 and 13,927,286.42

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Solution

The fourth proportional to 25,089,742.78, 34,625,931.89 and 13,927,286.42 is: 19,220,813.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,089,742.78 : 34,625,931.89 = 13,927,286.42 : x
  2. Step 2: Convert to fraction form
    25,089,742.78/34,625,931.89 = 13,927,286.42/x
  3. Step 3: Cross multiply
    25,089,742.78x = 34,625,931.89 × 13,927,286.42
  4. Step 4: Simplify right side
    25,089,742.78x = 482,245,270,991,441.94
  5. Step 5: Solve for x
    x = 482,245,270,991,441.94/25,089,742.78
  6. Step 6: Final answer
    x = 19,220,813.67

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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.