Home / 76,574,692.29-105,673,074.80-41,767,381.65

Finding the Fourth Proportional to 76,574,692.29, 105,673,074.80 and 41,767,381.65

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Solution

The fourth proportional to 76,574,692.29, 105,673,074.80 and 41,767,381.65 is: 57,638,986.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,574,692.29 : 105,673,074.80 = 41,767,381.65 : x
  2. Step 2: Convert to fraction form
    76,574,692.29/105,673,074.80 = 41,767,381.65/x
  3. Step 3: Cross multiply
    76,574,692.29x = 105,673,074.80 × 41,767,381.65
  4. Step 4: Simplify right side
    76,574,692.29x = 4,413,687,645,091,760.50
  5. Step 5: Solve for x
    x = 4,413,687,645,091,760.50/76,574,692.29
  6. Step 6: Final answer
    x = 57,638,986.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.