Home / 58,362,745.17-87,542,721.66-18,970,949.22

Finding the Fourth Proportional to 58,362,745.17, 87,542,721.66 and 18,970,949.22

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Solution

The fourth proportional to 58,362,745.17, 87,542,721.66 and 18,970,949.22 is: 28,455,970.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,362,745.17 : 87,542,721.66 = 18,970,949.22 : x
  2. Step 2: Convert to fraction form
    58,362,745.17/87,542,721.66 = 18,970,949.22/x
  3. Step 3: Cross multiply
    58,362,745.17x = 87,542,721.66 × 18,970,949.22
  4. Step 4: Simplify right side
    58,362,745.17x = 1,660,768,527,192,454
  5. Step 5: Solve for x
    x = 1,660,768,527,192,454/58,362,745.17
  6. Step 6: Final answer
    x = 28,455,970.03

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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.