Home / 55,375,000.20-76,418,302.02-30,595,757.16

Finding the Fourth Proportional to 55,375,000.20, 76,418,302.02 and 30,595,757.16

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Solution

The fourth proportional to 55,375,000.20, 76,418,302.02 and 30,595,757.16 is: 42,222,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,375,000.20 : 76,418,302.02 = 30,595,757.16 : x
  2. Step 2: Convert to fraction form
    55,375,000.20/76,418,302.02 = 30,595,757.16/x
  3. Step 3: Cross multiply
    55,375,000.20x = 76,418,302.02 × 30,595,757.16
  4. Step 4: Simplify right side
    55,375,000.20x = 2,338,075,811,183,457.50
  5. Step 5: Solve for x
    x = 2,338,075,811,183,457.50/55,375,000.20
  6. Step 6: Final answer
    x = 42,222,587.86

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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.