Home / 28,004,245.50-42,006,368.25-6,729,109.50

Finding the Fourth Proportional to 28,004,245.50, 42,006,368.25 and 6,729,109.50

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Solution

The fourth proportional to 28,004,245.50, 42,006,368.25 and 6,729,109.50 is: 10,093,664.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,004,245.50 : 42,006,368.25 = 6,729,109.50 : x
  2. Step 2: Convert to fraction form
    28,004,245.50/42,006,368.25 = 6,729,109.50/x
  3. Step 3: Cross multiply
    28,004,245.50x = 42,006,368.25 × 6,729,109.50
  4. Step 4: Simplify right side
    28,004,245.50x = 282,665,451,651,573.38
  5. Step 5: Solve for x
    x = 282,665,451,651,573.38/28,004,245.50
  6. Step 6: Final answer
    x = 10,093,664.25

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1.5x scale

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.