Home / 20,295,829.02-30,448,221.42-5,920,021.92

Finding the Fourth Proportional to 20,295,829.02, 30,448,221.42 and 5,920,021.92

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Solution

The fourth proportional to 20,295,829.02, 30,448,221.42 and 5,920,021.92 is: 8,881,339.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,295,829.02 : 30,448,221.42 = 5,920,021.92 : x
  2. Step 2: Convert to fraction form
    20,295,829.02/30,448,221.42 = 5,920,021.92/x
  3. Step 3: Cross multiply
    20,295,829.02x = 30,448,221.42 × 5,920,021.92
  4. Step 4: Simplify right side
    20,295,829.02x = 180,254,138,231,413.53
  5. Step 5: Solve for x
    x = 180,254,138,231,413.53/20,295,829.02
  6. Step 6: Final answer
    x = 8,881,339.02

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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.