Home / 18,843,668.40-28,265,502.60-14,060,699.40

Finding the Fourth Proportional to 18,843,668.40, 28,265,502.60 and 14,060,699.40

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Solution

The fourth proportional to 18,843,668.40, 28,265,502.60 and 14,060,699.40 is: 21,091,049.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,843,668.40 : 28,265,502.60 = 14,060,699.40 : x
  2. Step 2: Convert to fraction form
    18,843,668.40/28,265,502.60 = 14,060,699.40/x
  3. Step 3: Cross multiply
    18,843,668.40x = 28,265,502.60 × 14,060,699.40
  4. Step 4: Simplify right side
    18,843,668.40x = 397,432,735,448,518.50
  5. Step 5: Solve for x
    x = 397,432,735,448,518.50/18,843,668.40
  6. Step 6: Final answer
    x = 21,091,049.10

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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.