Home / 31,238,145.23-46,887,443.40-15,075,474.08

Finding the Fourth Proportional to 31,238,145.23, 46,887,443.40 and 15,075,474.08

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Solution

The fourth proportional to 31,238,145.23, 46,887,443.40 and 15,075,474.08 is: 22,627,797.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,238,145.23 : 46,887,443.40 = 15,075,474.08 : x
  2. Step 2: Convert to fraction form
    31,238,145.23/46,887,443.40 = 15,075,474.08/x
  3. Step 3: Cross multiply
    31,238,145.23x = 46,887,443.40 × 15,075,474.08
  4. Step 4: Simplify right side
    31,238,145.23x = 706,850,437,419,729.75
  5. Step 5: Solve for x
    x = 706,850,437,419,729.75/31,238,145.23
  6. Step 6: Final answer
    x = 22,627,797.92

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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.