Home / 5,698,321.48-7,863,685.50-3,120,165.64

Finding the Fourth Proportional to 5,698,321.48, 7,863,685.50 and 3,120,165.64

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Solution

The fourth proportional to 5,698,321.48, 7,863,685.50 and 3,120,165.64 is: 4,305,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698,321.48 : 7,863,685.50 = 3,120,165.64 : x
  2. Step 2: Convert to fraction form
    5,698,321.48/7,863,685.50 = 3,120,165.64/x
  3. Step 3: Cross multiply
    5,698,321.48x = 7,863,685.50 × 3,120,165.64
  4. Step 4: Simplify right side
    5,698,321.48x = 24,536,001,300,866.22
  5. Step 5: Solve for x
    x = 24,536,001,300,866.22/5,698,321.48
  6. Step 6: Final answer
    x = 4,305,829.60

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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.