Home / 31,144,633.80-46,716,950.70-13,872,801.30

Finding the Fourth Proportional to 31,144,633.80, 46,716,950.70 and 13,872,801.30

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Solution

The fourth proportional to 31,144,633.80, 46,716,950.70 and 13,872,801.30 is: 20,809,201.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,144,633.80 : 46,716,950.70 = 13,872,801.30 : x
  2. Step 2: Convert to fraction form
    31,144,633.80/46,716,950.70 = 13,872,801.30/x
  3. Step 3: Cross multiply
    31,144,633.80x = 46,716,950.70 × 13,872,801.30
  4. Step 4: Simplify right side
    31,144,633.80x = 648,094,974,402,996
  5. Step 5: Solve for x
    x = 648,094,974,402,996/31,144,633.80
  6. Step 6: Final answer
    x = 20,809,201.95

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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.