Home / 55,296,020.40-82,944,030.60-19,394,228.40

Finding the Fourth Proportional to 55,296,020.40, 82,944,030.60 and 19,394,228.40

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Solution

The fourth proportional to 55,296,020.40, 82,944,030.60 and 19,394,228.40 is: 29,091,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,296,020.40 : 82,944,030.60 = 19,394,228.40 : x
  2. Step 2: Convert to fraction form
    55,296,020.40/82,944,030.60 = 19,394,228.40/x
  3. Step 3: Cross multiply
    55,296,020.40x = 82,944,030.60 × 19,394,228.40
  4. Step 4: Simplify right side
    55,296,020.40x = 1,608,635,473,872,988.75
  5. Step 5: Solve for x
    x = 1,608,635,473,872,988.75/55,296,020.40
  6. Step 6: Final answer
    x = 29,091,342.60

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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.