Home / 66,954,632.40-100,407,065.40-26,556,757.20

Finding the Fourth Proportional to 66,954,632.40, 100,407,065.40 and 26,556,757.20

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Solution

The fourth proportional to 66,954,632.40, 100,407,065.40 and 26,556,757.20 is: 39,825,266.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,954,632.40 : 100,407,065.40 = 26,556,757.20 : x
  2. Step 2: Convert to fraction form
    66,954,632.40/100,407,065.40 = 26,556,757.20/x
  3. Step 3: Cross multiply
    66,954,632.40x = 100,407,065.40 × 26,556,757.20
  4. Step 4: Simplify right side
    66,954,632.40x = 2,666,486,056,992,321
  5. Step 5: Solve for x
    x = 2,666,486,056,992,321/66,954,632.40
  6. Step 6: Final answer
    x = 39,825,266.18

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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.