Home / 66,954,535.90-100,406,920.65-26,556,660.70

Finding the Fourth Proportional to 66,954,535.90, 100,406,920.65 and 26,556,660.70

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Solution

The fourth proportional to 66,954,535.90, 100,406,920.65 and 26,556,660.70 is: 39,825,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,954,535.90 : 100,406,920.65 = 26,556,660.70 : x
  2. Step 2: Convert to fraction form
    66,954,535.90/100,406,920.65 = 26,556,660.70/x
  3. Step 3: Cross multiply
    66,954,535.90x = 100,406,920.65 × 26,556,660.70
  4. Step 4: Simplify right side
    66,954,535.90x = 2,666,472,523,633,873.50
  5. Step 5: Solve for x
    x = 2,666,472,523,633,873.50/66,954,535.90
  6. Step 6: Final answer
    x = 39,825,121.45

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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.