Home / 75,500,328.50-113,250,907.47-18,766,632.50

Finding the Fourth Proportional to 75,500,328.50, 113,250,907.47 and 18,766,632.50

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Solution

The fourth proportional to 75,500,328.50, 113,250,907.47 and 18,766,632.50 is: 28,150,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,500,328.50 : 113,250,907.47 = 18,766,632.50 : x
  2. Step 2: Convert to fraction form
    75,500,328.50/113,250,907.47 = 18,766,632.50/x
  3. Step 3: Cross multiply
    75,500,328.50x = 113,250,907.47 × 18,766,632.50
  4. Step 4: Simplify right side
    75,500,328.50x = 2,125,338,160,780,994.75
  5. Step 5: Solve for x
    x = 2,125,338,160,780,994.75/75,500,328.50
  6. Step 6: Final answer
    x = 28,150,051.83

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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.