Home / 5,698,980.62-7,864,580.12-3,120,638.84

Finding the Fourth Proportional to 5,698,980.62, 7,864,580.12 and 3,120,638.84

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Solution

The fourth proportional to 5,698,980.62, 7,864,580.12 and 3,120,638.84 is: 4,306,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698,980.62 : 7,864,580.12 = 3,120,638.84 : x
  2. Step 2: Convert to fraction form
    5,698,980.62/7,864,580.12 = 3,120,638.84/x
  3. Step 3: Cross multiply
    5,698,980.62x = 7,864,580.12 × 3,120,638.84
  4. Step 4: Simplify right side
    5,698,980.62x = 24,542,514,157,329.94
  5. Step 5: Solve for x
    x = 24,542,514,157,329.94/5,698,980.62
  6. Step 6: Final answer
    x = 4,306,474.40

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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.