Home / 53,383,338.30-80,075,007.45-12,993,822.30

Finding the Fourth Proportional to 53,383,338.30, 80,075,007.45 and 12,993,822.30

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Solution

The fourth proportional to 53,383,338.30, 80,075,007.45 and 12,993,822.30 is: 19,490,733.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,383,338.30 : 80,075,007.45 = 12,993,822.30 : x
  2. Step 2: Convert to fraction form
    53,383,338.30/80,075,007.45 = 12,993,822.30/x
  3. Step 3: Cross multiply
    53,383,338.30x = 80,075,007.45 × 12,993,822.30
  4. Step 4: Simplify right side
    53,383,338.30x = 1,040,480,417,476,476.25
  5. Step 5: Solve for x
    x = 1,040,480,417,476,476.25/53,383,338.30
  6. Step 6: Final answer
    x = 19,490,733.45

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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.