Home / 53,930,818.80-80,896,228.20-19,845,111.60

Finding the Fourth Proportional to 53,930,818.80, 80,896,228.20 and 19,845,111.60

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Solution

The fourth proportional to 53,930,818.80, 80,896,228.20 and 19,845,111.60 is: 29,767,667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,930,818.80 : 80,896,228.20 = 19,845,111.60 : x
  2. Step 2: Convert to fraction form
    53,930,818.80/80,896,228.20 = 19,845,111.60/x
  3. Step 3: Cross multiply
    53,930,818.80x = 80,896,228.20 × 19,845,111.60
  4. Step 4: Simplify right side
    53,930,818.80x = 1,605,394,676,648,067.25
  5. Step 5: Solve for x
    x = 1,605,394,676,648,067.25/53,930,818.80
  6. Step 6: Final answer
    x = 29,767,667.40

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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.