Home / 30,653,892.23-42,302,063.24-16,715,213.12

Finding the Fourth Proportional to 30,653,892.23, 42,302,063.24 and 16,715,213.12

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Solution

The fourth proportional to 30,653,892.23, 42,302,063.24 and 16,715,213.12 is: 23,066,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,653,892.23 : 42,302,063.24 = 16,715,213.12 : x
  2. Step 2: Convert to fraction form
    30,653,892.23/42,302,063.24 = 16,715,213.12/x
  3. Step 3: Cross multiply
    30,653,892.23x = 42,302,063.24 × 16,715,213.12
  4. Step 4: Simplify right side
    30,653,892.23x = 707,088,002,388,741.62
  5. Step 5: Solve for x
    x = 707,088,002,388,741.62/30,653,892.23
  6. Step 6: Final answer
    x = 23,066,826.14

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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.