Home / 38,020,102.50-57,007,378.44-12,101,208.06

Finding the Fourth Proportional to 38,020,102.50, 57,007,378.44 and 12,101,208.06

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Solution

The fourth proportional to 38,020,102.50, 57,007,378.44 and 12,101,208.06 is: 18,144,563.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,020,102.50 : 57,007,378.44 = 12,101,208.06 : x
  2. Step 2: Convert to fraction form
    38,020,102.50/57,007,378.44 = 12,101,208.06/x
  3. Step 3: Cross multiply
    38,020,102.50x = 57,007,378.44 × 12,101,208.06
  4. Step 4: Simplify right side
    38,020,102.50x = 689,858,147,457,598.25
  5. Step 5: Solve for x
    x = 689,858,147,457,598.25/38,020,102.50
  6. Step 6: Final answer
    x = 18,144,563.06

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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.