Home / 31,288,530.80-46,953,791.40-14,240,428.40

Finding the Fourth Proportional to 31,288,530.80, 46,953,791.40 and 14,240,428.40

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Solution

The fourth proportional to 31,288,530.80, 46,953,791.40 and 14,240,428.40 is: 21,370,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,288,530.80 : 46,953,791.40 = 14,240,428.40 : x
  2. Step 2: Convert to fraction form
    31,288,530.80/46,953,791.40 = 14,240,428.40/x
  3. Step 3: Cross multiply
    31,288,530.80x = 46,953,791.40 × 14,240,428.40
  4. Step 4: Simplify right side
    31,288,530.80x = 668,642,104,540,235.75
  5. Step 5: Solve for x
    x = 668,642,104,540,235.75/31,288,530.80
  6. Step 6: Final answer
    x = 21,370,198.20

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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.