Home / 52,679,129.45-79,045,940.21-38,225,215.69

Finding the Fourth Proportional to 52,679,129.45, 79,045,940.21 and 38,225,215.69

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Solution

The fourth proportional to 52,679,129.45, 79,045,940.21 and 38,225,215.69 is: 57,357,593.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,679,129.45 : 79,045,940.21 = 38,225,215.69 : x
  2. Step 2: Convert to fraction form
    52,679,129.45/79,045,940.21 = 38,225,215.69/x
  3. Step 3: Cross multiply
    52,679,129.45x = 79,045,940.21 × 38,225,215.69
  4. Step 4: Simplify right side
    52,679,129.45x = 3,021,548,114,001,986.50
  5. Step 5: Solve for x
    x = 3,021,548,114,001,986.50/52,679,129.45
  6. Step 6: Final answer
    x = 57,357,593.90

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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.