Home / 7,328,157.58-10,992,329.85-1,936,761.40

Finding the Fourth Proportional to 7,328,157.58, 10,992,329.85 and 1,936,761.40

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Solution

The fourth proportional to 7,328,157.58, 10,992,329.85 and 1,936,761.40 is: 2,905,166.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,157.58 : 10,992,329.85 = 1,936,761.40 : x
  2. Step 2: Convert to fraction form
    7,328,157.58/10,992,329.85 = 1,936,761.40/x
  3. Step 3: Cross multiply
    7,328,157.58x = 10,992,329.85 × 1,936,761.40
  4. Step 4: Simplify right side
    7,328,157.58x = 21,289,520,149,547.79
  5. Step 5: Solve for x
    x = 21,289,520,149,547.79/7,328,157.58
  6. Step 6: Final answer
    x = 2,905,166.81

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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.