Home / 6,312,295.14-8,705,155.46-3,985,144.71

Finding the Fourth Proportional to 6,312,295.14, 8,705,155.46 and 3,985,144.71

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Solution

The fourth proportional to 6,312,295.14, 8,705,155.46 and 3,985,144.71 is: 5,495,830.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312,295.14 : 8,705,155.46 = 3,985,144.71 : x
  2. Step 2: Convert to fraction form
    6,312,295.14/8,705,155.46 = 3,985,144.71/x
  3. Step 3: Cross multiply
    6,312,295.14x = 8,705,155.46 × 3,985,144.71
  4. Step 4: Simplify right side
    6,312,295.14x = 34,691,304,211,220.89
  5. Step 5: Solve for x
    x = 34,691,304,211,220.89/6,312,295.14
  6. Step 6: Final answer
    x = 5,495,830.51

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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.