Home / 16,502,179.50-22,771,867.68-9,159,435

Finding the Fourth Proportional to 16,502,179.50, 22,771,867.68 and 9,159,435

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Solution

The fourth proportional to 16,502,179.50, 22,771,867.68 and 9,159,435 is: 12,639,387.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,502,179.50 : 22,771,867.68 = 9,159,435 : x
  2. Step 2: Convert to fraction form
    16,502,179.50/22,771,867.68 = 9,159,435/x
  3. Step 3: Cross multiply
    16,502,179.50x = 22,771,867.68 × 9,159,435
  4. Step 4: Simplify right side
    16,502,179.50x = 208,577,441,843,560.81
  5. Step 5: Solve for x
    x = 208,577,441,843,560.81/16,502,179.50
  6. Step 6: Final answer
    x = 12,639,387.53

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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.