Home / 5,255,143.95-7,252,193.07-3,080,303.67

Finding the Fourth Proportional to 5,255,143.95, 7,252,193.07 and 3,080,303.67

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Solution

The fourth proportional to 5,255,143.95, 7,252,193.07 and 3,080,303.67 is: 4,250,874.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255,143.95 : 7,252,193.07 = 3,080,303.67 : x
  2. Step 2: Convert to fraction form
    5,255,143.95/7,252,193.07 = 3,080,303.67/x
  3. Step 3: Cross multiply
    5,255,143.95x = 7,252,193.07 × 3,080,303.67
  4. Step 4: Simplify right side
    5,255,143.95x = 22,338,956,929,069.57
  5. Step 5: Solve for x
    x = 22,338,956,929,069.57/5,255,143.95
  6. Step 6: Final answer
    x = 4,250,874.41

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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.