Home / 7,884,915.80-11,827,373.70-2,205,584.60

Finding the Fourth Proportional to 7,884,915.80, 11,827,373.70 and 2,205,584.60

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Solution

The fourth proportional to 7,884,915.80, 11,827,373.70 and 2,205,584.60 is: 3,308,376.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,915.80 : 11,827,373.70 = 2,205,584.60 : x
  2. Step 2: Convert to fraction form
    7,884,915.80/11,827,373.70 = 2,205,584.60/x
  3. Step 3: Cross multiply
    7,884,915.80x = 11,827,373.70 × 2,205,584.60
  4. Step 4: Simplify right side
    7,884,915.80x = 26,086,273,291,165.02
  5. Step 5: Solve for x
    x = 26,086,273,291,165.02/7,884,915.80
  6. Step 6: Final answer
    x = 3,308,376.90

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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.