Home / 28,085,241.69-38,754,276.84-15,524,599.57

Finding the Fourth Proportional to 28,085,241.69, 38,754,276.84 and 15,524,599.57

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Solution

The fourth proportional to 28,085,241.69, 38,754,276.84 and 15,524,599.57 is: 21,422,091.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,085,241.69 : 38,754,276.84 = 15,524,599.57 : x
  2. Step 2: Convert to fraction form
    28,085,241.69/38,754,276.84 = 15,524,599.57/x
  3. Step 3: Cross multiply
    28,085,241.69x = 38,754,276.84 × 15,524,599.57
  4. Step 4: Simplify right side
    28,085,241.69x = 601,644,629,565,925
  5. Step 5: Solve for x
    x = 601,644,629,565,925/28,085,241.69
  6. Step 6: Final answer
    x = 21,422,091.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.