Home / 31,179,106.40-46,744,818.44-18,880,393.03

Finding the Fourth Proportional to 31,179,106.40, 46,744,818.44 and 18,880,393.03

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Solution

The fourth proportional to 31,179,106.40, 46,744,818.44 and 18,880,393.03 is: 28,306,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,179,106.40 : 46,744,818.44 = 18,880,393.03 : x
  2. Step 2: Convert to fraction form
    31,179,106.40/46,744,818.44 = 18,880,393.03/x
  3. Step 3: Cross multiply
    31,179,106.40x = 46,744,818.44 × 18,880,393.03
  4. Step 4: Simplify right side
    31,179,106.40x = 882,560,544,215,990.50
  5. Step 5: Solve for x
    x = 882,560,544,215,990.50/31,179,106.40
  6. Step 6: Final answer
    x = 28,306,152.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.