Home / 20,295,341.97-30,448,093.29-5,918,411.40

Finding the Fourth Proportional to 20,295,341.97, 30,448,093.29 and 5,918,411.40

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Solution

The fourth proportional to 20,295,341.97, 30,448,093.29 and 5,918,411.40 is: 8,879,098.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,295,341.97 : 30,448,093.29 = 5,918,411.40 : x
  2. Step 2: Convert to fraction form
    20,295,341.97/30,448,093.29 = 5,918,411.40/x
  3. Step 3: Cross multiply
    20,295,341.97x = 30,448,093.29 × 5,918,411.40
  4. Step 4: Simplify right side
    20,295,341.97x = 180,204,342,435,799.50
  5. Step 5: Solve for x
    x = 180,204,342,435,799.50/20,295,341.97
  6. Step 6: Final answer
    x = 8,879,098.60

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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.