Home / 19,369,774.86-26,728,311.18-11,926,254.74

Finding the Fourth Proportional to 19,369,774.86, 26,728,311.18 and 11,926,254.74

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Solution

The fourth proportional to 19,369,774.86, 26,728,311.18 and 11,926,254.74 is: 16,457,013.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369,774.86 : 26,728,311.18 = 11,926,254.74 : x
  2. Step 2: Convert to fraction form
    19,369,774.86/26,728,311.18 = 11,926,254.74/x
  3. Step 3: Cross multiply
    19,369,774.86x = 26,728,311.18 × 11,926,254.74
  4. Step 4: Simplify right side
    19,369,774.86x = 318,768,647,902,670
  5. Step 5: Solve for x
    x = 318,768,647,902,670/19,369,774.86
  6. Step 6: Final answer
    x = 16,457,013.58

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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.