Home / 25,619,396.06-35,351,274.93-15,303,929.42

Finding the Fourth Proportional to 25,619,396.06, 35,351,274.93 and 15,303,929.42

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Solution

The fourth proportional to 25,619,396.06, 35,351,274.93 and 15,303,929.42 is: 21,117,336.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619,396.06 : 35,351,274.93 = 15,303,929.42 : x
  2. Step 2: Convert to fraction form
    25,619,396.06/35,351,274.93 = 15,303,929.42/x
  3. Step 3: Cross multiply
    25,619,396.06x = 35,351,274.93 × 15,303,929.42
  4. Step 4: Simplify right side
    25,619,396.06x = 541,013,416,258,979
  5. Step 5: Solve for x
    x = 541,013,416,258,979/25,619,396.06
  6. Step 6: Final answer
    x = 21,117,336.85

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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.