Home / 7,112,084.65-9,814,677.73-3,848,900.22

Finding the Fourth Proportional to 7,112,084.65, 9,814,677.73 and 3,848,900.22

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Solution

The fourth proportional to 7,112,084.65, 9,814,677.73 and 3,848,900.22 is: 5,311,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112,084.65 : 9,814,677.73 = 3,848,900.22 : x
  2. Step 2: Convert to fraction form
    7,112,084.65/9,814,677.73 = 3,848,900.22/x
  3. Step 3: Cross multiply
    7,112,084.65x = 9,814,677.73 × 3,848,900.22
  4. Step 4: Simplify right side
    7,112,084.65x = 37,775,715,264,603.85
  5. Step 5: Solve for x
    x = 37,775,715,264,603.85/7,112,084.65
  6. Step 6: Final answer
    x = 5,311,482.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.