Home / 20,062,097.88-30,083,662.08-7,771,818.08

Finding the Fourth Proportional to 20,062,097.88, 30,083,662.08 and 7,771,818.08

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Solution

The fourth proportional to 20,062,097.88, 30,083,662.08 and 7,771,818.08 is: 11,654,052.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,062,097.88 : 30,083,662.08 = 7,771,818.08 : x
  2. Step 2: Convert to fraction form
    20,062,097.88/30,083,662.08 = 7,771,818.08/x
  3. Step 3: Cross multiply
    20,062,097.88x = 30,083,662.08 × 7,771,818.08
  4. Step 4: Simplify right side
    20,062,097.88x = 233,804,748,827,095.31
  5. Step 5: Solve for x
    x = 233,804,748,827,095.31/20,062,097.88
  6. Step 6: Final answer
    x = 11,654,052.84

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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.