Home / 18,197,841.84-27,310,319.90-13,352,668.68

Finding the Fourth Proportional to 18,197,841.84, 27,310,319.90 and 13,352,668.68

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Solution

The fourth proportional to 18,197,841.84, 27,310,319.90 and 13,352,668.68 is: 20,038,950.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,197,841.84 : 27,310,319.90 = 13,352,668.68 : x
  2. Step 2: Convert to fraction form
    18,197,841.84/27,310,319.90 = 13,352,668.68/x
  3. Step 3: Cross multiply
    18,197,841.84x = 27,310,319.90 × 13,352,668.68
  4. Step 4: Simplify right side
    18,197,841.84x = 364,665,653,169,510.69
  5. Step 5: Solve for x
    x = 364,665,653,169,510.69/18,197,841.84
  6. Step 6: Final answer
    x = 20,038,950.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.