Home / 30,653,892.54-42,302,063.66-16,715,213.44

Finding the Fourth Proportional to 30,653,892.54, 42,302,063.66 and 16,715,213.44

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Solution

The fourth proportional to 30,653,892.54, 42,302,063.66 and 16,715,213.44 is: 23,066,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,653,892.54 : 42,302,063.66 = 16,715,213.44 : x
  2. Step 2: Convert to fraction form
    30,653,892.54/42,302,063.66 = 16,715,213.44/x
  3. Step 3: Cross multiply
    30,653,892.54x = 42,302,063.66 × 16,715,213.44
  4. Step 4: Simplify right side
    30,653,892.54x = 707,088,022,840,036.38
  5. Step 5: Solve for x
    x = 707,088,022,840,036.38/30,653,892.54
  6. Step 6: Final answer
    x = 23,066,826.57

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1.5x scale

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.