Home / 20,295,841.05-30,448,239.39-5,920,033.95

Finding the Fourth Proportional to 20,295,841.05, 30,448,239.39 and 5,920,033.95

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Solution

The fourth proportional to 20,295,841.05, 30,448,239.39 and 5,920,033.95 is: 8,881,357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,295,841.05 : 30,448,239.39 = 5,920,033.95 : x
  2. Step 2: Convert to fraction form
    20,295,841.05/30,448,239.39 = 5,920,033.95/x
  3. Step 3: Cross multiply
    20,295,841.05x = 30,448,239.39 × 5,920,033.95
  4. Step 4: Simplify right side
    20,295,841.05x = 180,254,610,906,527.31
  5. Step 5: Solve for x
    x = 180,254,610,906,527.31/20,295,841.05
  6. Step 6: Final answer
    x = 8,881,357.05

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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.