Home / 71,075,723.46-106,620,091.38-19,957,397.82

Finding the Fourth Proportional to 71,075,723.46, 106,620,091.38 and 19,957,397.82

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Solution

The fourth proportional to 71,075,723.46, 106,620,091.38 and 19,957,397.82 is: 29,937,923.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,075,723.46 : 106,620,091.38 = 19,957,397.82 : x
  2. Step 2: Convert to fraction form
    71,075,723.46/106,620,091.38 = 19,957,397.82/x
  3. Step 3: Cross multiply
    71,075,723.46x = 106,620,091.38 × 19,957,397.82
  4. Step 4: Simplify right side
    71,075,723.46x = 2,127,859,579,275,412.75
  5. Step 5: Solve for x
    x = 2,127,859,579,275,412.75/71,075,723.46
  6. Step 6: Final answer
    x = 29,937,923.61

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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.