Home / 73,821,328.20-110,698,814.70-28,368,016.20

Finding the Fourth Proportional to 73,821,328.20, 110,698,814.70 and 28,368,016.20

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Solution

The fourth proportional to 73,821,328.20, 110,698,814.70 and 28,368,016.20 is: 42,539,274.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,821,328.20 : 110,698,814.70 = 28,368,016.20 : x
  2. Step 2: Convert to fraction form
    73,821,328.20/110,698,814.70 = 28,368,016.20/x
  3. Step 3: Cross multiply
    73,821,328.20x = 110,698,814.70 × 28,368,016.20
  4. Step 4: Simplify right side
    73,821,328.20x = 3,140,305,768,730,398
  5. Step 5: Solve for x
    x = 3,140,305,768,730,398/73,821,328.20
  6. Step 6: Final answer
    x = 42,539,274.83

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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.