Home / 25,619,328.18-35,351,181.27-15,303,861.54

Finding the Fourth Proportional to 25,619,328.18, 35,351,181.27 and 15,303,861.54

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Solution

The fourth proportional to 25,619,328.18, 35,351,181.27 and 15,303,861.54 is: 21,117,243.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619,328.18 : 35,351,181.27 = 15,303,861.54 : x
  2. Step 2: Convert to fraction form
    25,619,328.18/35,351,181.27 = 15,303,861.54/x
  3. Step 3: Cross multiply
    25,619,328.18x = 35,351,181.27 × 15,303,861.54
  4. Step 4: Simplify right side
    25,619,328.18x = 541,009,583,431,521.38
  5. Step 5: Solve for x
    x = 541,009,583,431,521.38/25,619,328.18
  6. Step 6: Final answer
    x = 21,117,243.19

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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.