Home / 28,014,785.23-42,022,177.85-22,346,081.23

Finding the Fourth Proportional to 28,014,785.23, 42,022,177.85 and 22,346,081.23

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Solution

The fourth proportional to 28,014,785.23, 42,022,177.85 and 22,346,081.23 is: 33,519,121.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,014,785.23 : 42,022,177.85 = 22,346,081.23 : x
  2. Step 2: Convert to fraction form
    28,014,785.23/42,022,177.85 = 22,346,081.23/x
  3. Step 3: Cross multiply
    28,014,785.23x = 42,022,177.85 × 22,346,081.23
  4. Step 4: Simplify right side
    28,014,785.23x = 939,030,999,697,606.75
  5. Step 5: Solve for x
    x = 939,030,999,697,606.75/28,014,785.23
  6. Step 6: Final answer
    x = 33,519,121.85

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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.