Home / 13,296,031.56-18,348,804.24-7,494,811.74

Finding the Fourth Proportional to 13,296,031.56, 18,348,804.24 and 7,494,811.74

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Solution

The fourth proportional to 13,296,031.56, 18,348,804.24 and 7,494,811.74 is: 10,342,998.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,031.56 : 18,348,804.24 = 7,494,811.74 : x
  2. Step 2: Convert to fraction form
    13,296,031.56/18,348,804.24 = 7,494,811.74/x
  3. Step 3: Cross multiply
    13,296,031.56x = 18,348,804.24 × 7,494,811.74
  4. Step 4: Simplify right side
    13,296,031.56x = 137,520,833,432,913.77
  5. Step 5: Solve for x
    x = 137,520,833,432,913.77/13,296,031.56
  6. Step 6: Final answer
    x = 10,342,998.42

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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.