Home / 6,939,938.13-10,412,084.93-4,173,390.12

Finding the Fourth Proportional to 6,939,938.13, 10,412,084.93 and 4,173,390.12

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Solution

The fourth proportional to 6,939,938.13, 10,412,084.93 and 4,173,390.12 is: 6,261,394.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939,938.13 : 10,412,084.93 = 4,173,390.12 : x
  2. Step 2: Convert to fraction form
    6,939,938.13/10,412,084.93 = 4,173,390.12/x
  3. Step 3: Cross multiply
    6,939,938.13x = 10,412,084.93 × 4,173,390.12
  4. Step 4: Simplify right side
    6,939,938.13x = 43,453,692,385,896.37
  5. Step 5: Solve for x
    x = 43,453,692,385,896.37/6,939,938.13
  6. Step 6: Final answer
    x = 6,261,394.78

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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.