Home / 66,954,549.40-100,406,940.90-26,556,674.20

Finding the Fourth Proportional to 66,954,549.40, 100,406,940.90 and 26,556,674.20

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Solution

The fourth proportional to 66,954,549.40, 100,406,940.90 and 26,556,674.20 is: 39,825,141.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,954,549.40 : 100,406,940.90 = 26,556,674.20 : x
  2. Step 2: Convert to fraction form
    66,954,549.40/100,406,940.90 = 26,556,674.20/x
  3. Step 3: Cross multiply
    66,954,549.40x = 100,406,940.90 × 26,556,674.20
  4. Step 4: Simplify right side
    66,954,549.40x = 2,666,474,416,899,955
  5. Step 5: Solve for x
    x = 2,666,474,416,899,955/66,954,549.40
  6. Step 6: Final answer
    x = 39,825,141.69

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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.