Home / 6,584,899.88-9,880,755.57-4,778,160.65

Finding the Fourth Proportional to 6,584,899.88, 9,880,755.57 and 4,778,160.65

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Solution

The fourth proportional to 6,584,899.88, 9,880,755.57 and 4,778,160.65 is: 7,169,712.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,584,899.88 : 9,880,755.57 = 4,778,160.65 : x
  2. Step 2: Convert to fraction form
    6,584,899.88/9,880,755.57 = 4,778,160.65/x
  3. Step 3: Cross multiply
    6,584,899.88x = 9,880,755.57 × 4,778,160.65
  4. Step 4: Simplify right side
    6,584,899.88x = 47,211,837,432,951.52
  5. Step 5: Solve for x
    x = 47,211,837,432,951.52/6,584,899.88
  6. Step 6: Final answer
    x = 7,169,712.27

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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.