Home / 26,359,266.40-39,496,909.20-19,556,821.60

Finding the Fourth Proportional to 26,359,266.40, 39,496,909.20 and 19,556,821.60

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Solution

The fourth proportional to 26,359,266.40, 39,496,909.20 and 19,556,821.60 is: 29,304,078.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,359,266.40 : 39,496,909.20 = 19,556,821.60 : x
  2. Step 2: Convert to fraction form
    26,359,266.40/39,496,909.20 = 19,556,821.60/x
  3. Step 3: Cross multiply
    26,359,266.40x = 39,496,909.20 × 19,556,821.60
  4. Step 4: Simplify right side
    26,359,266.40x = 772,434,006,975,798.88
  5. Step 5: Solve for x
    x = 772,434,006,975,798.88/26,359,266.40
  6. Step 6: Final answer
    x = 29,304,078.32

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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.