Home / 14,155,890.84-21,137,820.66-11,244,578.31

Finding the Fourth Proportional to 14,155,890.84, 21,137,820.66 and 11,244,578.31

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Solution

The fourth proportional to 14,155,890.84, 21,137,820.66 and 11,244,578.31 is: 16,790,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155,890.84 : 21,137,820.66 = 11,244,578.31 : x
  2. Step 2: Convert to fraction form
    14,155,890.84/21,137,820.66 = 11,244,578.31/x
  3. Step 3: Cross multiply
    14,155,890.84x = 21,137,820.66 × 11,244,578.31
  4. Step 4: Simplify right side
    14,155,890.84x = 237,685,879,714,105.91
  5. Step 5: Solve for x
    x = 237,685,879,714,105.91/14,155,890.84
  6. Step 6: Final answer
    x = 16,790,598.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.