Home / 66,954,563.90-100,406,962.65-26,556,688.70

Finding the Fourth Proportional to 66,954,563.90, 100,406,962.65 and 26,556,688.70

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Solution

The fourth proportional to 66,954,563.90, 100,406,962.65 and 26,556,688.70 is: 39,825,163.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,954,563.90 : 100,406,962.65 = 26,556,688.70 : x
  2. Step 2: Convert to fraction form
    66,954,563.90/100,406,962.65 = 26,556,688.70/x
  3. Step 3: Cross multiply
    66,954,563.90x = 100,406,962.65 × 26,556,688.70
  4. Step 4: Simplify right side
    66,954,563.90x = 2,666,476,450,408,577
  5. Step 5: Solve for x
    x = 2,666,476,450,408,577/66,954,563.90
  6. Step 6: Final answer
    x = 39,825,163.44

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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.