Home / 25,857,511.20-38,786,266.80-11,465,301.60

Finding the Fourth Proportional to 25,857,511.20, 38,786,266.80 and 11,465,301.60

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Solution

The fourth proportional to 25,857,511.20, 38,786,266.80 and 11,465,301.60 is: 17,197,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,857,511.20 : 38,786,266.80 = 11,465,301.60 : x
  2. Step 2: Convert to fraction form
    25,857,511.20/38,786,266.80 = 11,465,301.60/x
  3. Step 3: Cross multiply
    25,857,511.20x = 38,786,266.80 × 11,465,301.60
  4. Step 4: Simplify right side
    25,857,511.20x = 444,696,246,800,066.81
  5. Step 5: Solve for x
    x = 444,696,246,800,066.81/25,857,511.20
  6. Step 6: Final answer
    x = 17,197,952.40

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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.