Home / 30,231,810.70-45,347,716.05-16,579,681.90

Finding the Fourth Proportional to 30,231,810.70, 45,347,716.05 and 16,579,681.90

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Solution

The fourth proportional to 30,231,810.70, 45,347,716.05 and 16,579,681.90 is: 24,869,522.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,231,810.70 : 45,347,716.05 = 16,579,681.90 : x
  2. Step 2: Convert to fraction form
    30,231,810.70/45,347,716.05 = 16,579,681.90/x
  3. Step 3: Cross multiply
    30,231,810.70x = 45,347,716.05 × 16,579,681.90
  4. Step 4: Simplify right side
    30,231,810.70x = 751,850,707,000,524.50
  5. Step 5: Solve for x
    x = 751,850,707,000,524.50/30,231,810.70
  6. Step 6: Final answer
    x = 24,869,522.85

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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.