Home / 14,977,135.84-20,664,879.56-10,329,435.22

Finding the Fourth Proportional to 14,977,135.84, 20,664,879.56 and 10,329,435.22

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Solution

The fourth proportional to 14,977,135.84, 20,664,879.56 and 10,329,435.22 is: 14,252,159.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977,135.84 : 20,664,879.56 = 10,329,435.22 : x
  2. Step 2: Convert to fraction form
    14,977,135.84/20,664,879.56 = 10,329,435.22/x
  3. Step 3: Cross multiply
    14,977,135.84x = 20,664,879.56 × 10,329,435.22
  4. Step 4: Simplify right side
    14,977,135.84x = 213,456,534,744,122.09
  5. Step 5: Solve for x
    x = 213,456,534,744,122.09/14,977,135.84
  6. Step 6: Final answer
    x = 14,252,159.89

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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.