Home / 7,325,780-10,109,576.49-4,106,516

Finding the Fourth Proportional to 7,325,780, 10,109,576.49 and 4,106,516

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Solution

The fourth proportional to 7,325,780, 10,109,576.49 and 4,106,516 is: 5,666,992.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325,780 : 10,109,576.49 = 4,106,516 : x
  2. Step 2: Convert to fraction form
    7,325,780/10,109,576.49 = 4,106,516/x
  3. Step 3: Cross multiply
    7,325,780x = 10,109,576.49 × 4,106,516
  4. Step 4: Simplify right side
    7,325,780x = 41,515,137,609,408.84
  5. Step 5: Solve for x
    x = 41,515,137,609,408.84/7,325,780
  6. Step 6: Final answer
    x = 5,666,992.13

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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.