Home / 13,311,299.40-19,969,156.42-4,673,157.82

Finding the Fourth Proportional to 13,311,299.40, 19,969,156.42 and 4,673,157.82

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Solution

The fourth proportional to 13,311,299.40, 19,969,156.42 and 4,673,157.82 is: 7,010,511.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,311,299.40 : 19,969,156.42 = 4,673,157.82 : x
  2. Step 2: Convert to fraction form
    13,311,299.40/19,969,156.42 = 4,673,157.82/x
  3. Step 3: Cross multiply
    13,311,299.40x = 19,969,156.42 × 4,673,157.82
  4. Step 4: Simplify right side
    13,311,299.40x = 93,319,019,482,926.22
  5. Step 5: Solve for x
    x = 93,319,019,482,926.22/13,311,299.40
  6. Step 6: Final answer
    x = 7,010,511.65

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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.