Home / 14,368,045.05-21,552,067.58-12,809,151.45

Finding the Fourth Proportional to 14,368,045.05, 21,552,067.58 and 12,809,151.45

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Solution

The fourth proportional to 14,368,045.05, 21,552,067.58 and 12,809,151.45 is: 19,213,727.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368,045.05 : 21,552,067.58 = 12,809,151.45 : x
  2. Step 2: Convert to fraction form
    14,368,045.05/21,552,067.58 = 12,809,151.45/x
  3. Step 3: Cross multiply
    14,368,045.05x = 21,552,067.58 × 12,809,151.45
  4. Step 4: Simplify right side
    14,368,045.05x = 276,063,697,628,809.22
  5. Step 5: Solve for x
    x = 276,063,697,628,809.22/14,368,045.05
  6. Step 6: Final answer
    x = 19,213,727.18

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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.