Home / 55,899,496.30-83,866,356.78-28,625,100.34

Finding the Fourth Proportional to 55,899,496.30, 83,866,356.78 and 28,625,100.34

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Solution

The fourth proportional to 55,899,496.30, 83,866,356.78 and 28,625,100.34 is: 42,946,413.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,899,496.30 : 83,866,356.78 = 28,625,100.34 : x
  2. Step 2: Convert to fraction form
    55,899,496.30/83,866,356.78 = 28,625,100.34/x
  3. Step 3: Cross multiply
    55,899,496.30x = 83,866,356.78 × 28,625,100.34
  4. Step 4: Simplify right side
    55,899,496.30x = 2,400,682,877,977,739.50
  5. Step 5: Solve for x
    x = 2,400,682,877,977,739.50/55,899,496.30
  6. Step 6: Final answer
    x = 42,946,413.42

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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.