Home / 16,877,838.91-23,291,489.04-9,142,881.22

Finding the Fourth Proportional to 16,877,838.91, 23,291,489.04 and 9,142,881.22

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Solution

The fourth proportional to 16,877,838.91, 23,291,489.04 and 9,142,881.22 is: 12,617,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877,838.91 : 23,291,489.04 = 9,142,881.22 : x
  2. Step 2: Convert to fraction form
    16,877,838.91/23,291,489.04 = 9,142,881.22/x
  3. Step 3: Cross multiply
    16,877,838.91x = 23,291,489.04 × 9,142,881.22
  4. Step 4: Simplify right side
    16,877,838.91x = 212,951,317,729,651.84
  5. Step 5: Solve for x
    x = 212,951,317,729,651.84/16,877,838.91
  6. Step 6: Final answer
    x = 12,617,214.73

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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.