Home / 28,628,222.85-42,914,340.68-25,604,914.05

Finding the Fourth Proportional to 28,628,222.85, 42,914,340.68 and 25,604,914.05

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Solution

The fourth proportional to 28,628,222.85, 42,914,340.68 and 25,604,914.05 is: 38,382,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,628,222.85 : 42,914,340.68 = 25,604,914.05 : x
  2. Step 2: Convert to fraction form
    28,628,222.85/42,914,340.68 = 25,604,914.05/x
  3. Step 3: Cross multiply
    28,628,222.85x = 42,914,340.68 × 25,604,914.05
  4. Step 4: Simplify right side
    28,628,222.85x = 1,098,818,004,495,794
  5. Step 5: Solve for x
    x = 1,098,818,004,495,794/28,628,222.85
  6. Step 6: Final answer
    x = 38,382,333.76

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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.