Home / 19,865,795.64-29,798,693.46-7,085,784.12

Finding the Fourth Proportional to 19,865,795.64, 29,798,693.46 and 7,085,784.12

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Solution

The fourth proportional to 19,865,795.64, 29,798,693.46 and 7,085,784.12 is: 10,628,676.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,865,795.64 : 29,798,693.46 = 7,085,784.12 : x
  2. Step 2: Convert to fraction form
    19,865,795.64/29,798,693.46 = 7,085,784.12/x
  3. Step 3: Cross multiply
    19,865,795.64x = 29,798,693.46 × 7,085,784.12
  4. Step 4: Simplify right side
    19,865,795.64x = 211,147,108,915,615.88
  5. Step 5: Solve for x
    x = 211,147,108,915,615.88/19,865,795.64
  6. Step 6: Final answer
    x = 10,628,676.18

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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.