Home / 51,674,966.76-71,311,414.94-28,470,093.72

Finding the Fourth Proportional to 51,674,966.76, 71,311,414.94 and 28,470,093.72

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Solution

The fourth proportional to 51,674,966.76, 71,311,414.94 and 28,470,093.72 is: 39,288,707.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,674,966.76 : 71,311,414.94 = 28,470,093.72 : x
  2. Step 2: Convert to fraction form
    51,674,966.76/71,311,414.94 = 28,470,093.72/x
  3. Step 3: Cross multiply
    51,674,966.76x = 71,311,414.94 × 28,470,093.72
  4. Step 4: Simplify right side
    51,674,966.76x = 2,030,242,666,647,608
  5. Step 5: Solve for x
    x = 2,030,242,666,647,608/51,674,966.76
  6. Step 6: Final answer
    x = 39,288,707.74

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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.