Home / 30,501,216.40-45,737,390.40-17,725,637.20

Finding the Fourth Proportional to 30,501,216.40, 45,737,390.40 and 17,725,637.20

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Solution

The fourth proportional to 30,501,216.40, 45,737,390.40 and 17,725,637.20 is: 26,580,067.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,501,216.40 : 45,737,390.40 = 17,725,637.20 : x
  2. Step 2: Convert to fraction form
    30,501,216.40/45,737,390.40 = 17,725,637.20/x
  3. Step 3: Cross multiply
    30,501,216.40x = 45,737,390.40 × 17,725,637.20
  4. Step 4: Simplify right side
    30,501,216.40x = 810,724,388,705,162.88
  5. Step 5: Solve for x
    x = 810,724,388,705,162.88/30,501,216.40
  6. Step 6: Final answer
    x = 26,580,067.43

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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.