Home / 7,380,672.98-10,185,333.09-4,117,487.69

Finding the Fourth Proportional to 7,380,672.98, 10,185,333.09 and 4,117,487.69

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Solution

The fourth proportional to 7,380,672.98, 10,185,333.09 and 4,117,487.69 is: 5,682,135.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,672.98 : 10,185,333.09 = 4,117,487.69 : x
  2. Step 2: Convert to fraction form
    7,380,672.98/10,185,333.09 = 4,117,487.69/x
  3. Step 3: Cross multiply
    7,380,672.98x = 10,185,333.09 × 4,117,487.69
  4. Step 4: Simplify right side
    7,380,672.98x = 41,937,983,565,698
  5. Step 5: Solve for x
    x = 41,937,983,565,698/7,380,672.98
  6. Step 6: Final answer
    x = 5,682,135.45

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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.