Home / 13,836,189.20-19,095,702.36-8,033,815.76

Finding the Fourth Proportional to 13,836,189.20, 19,095,702.36 and 8,033,815.76

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Solution

The fourth proportional to 13,836,189.20, 19,095,702.36 and 8,033,815.76 is: 11,087,688.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836,189.20 : 19,095,702.36 = 8,033,815.76 : x
  2. Step 2: Convert to fraction form
    13,836,189.20/19,095,702.36 = 8,033,815.76/x
  3. Step 3: Cross multiply
    13,836,189.20x = 19,095,702.36 × 8,033,815.76
  4. Step 4: Simplify right side
    13,836,189.20x = 153,411,354,568,037.19
  5. Step 5: Solve for x
    x = 153,411,354,568,037.19/13,836,189.20
  6. Step 6: Final answer
    x = 11,087,688.41

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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.