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Finding the Fourth Proportional to 24,963,628.80, 37,403,452.80 and 21,352,454.40

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Solution

The fourth proportional to 24,963,628.80, 37,403,452.80 and 21,352,454.40 is: 31,992,765.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,963,628.80 : 37,403,452.80 = 21,352,454.40 : x
  2. Step 2: Convert to fraction form
    24,963,628.80/37,403,452.80 = 21,352,454.40/x
  3. Step 3: Cross multiply
    24,963,628.80x = 37,403,452.80 × 21,352,454.40
  4. Step 4: Simplify right side
    24,963,628.80x = 798,655,520,314,552.25
  5. Step 5: Solve for x
    x = 798,655,520,314,552.25/24,963,628.80
  6. Step 6: Final answer
    x = 31,992,765.42

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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.