Home / 14,045,757.63-20,920,527.86-13,415,555.13

Finding the Fourth Proportional to 14,045,757.63, 20,920,527.86 and 13,415,555.13

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Solution

The fourth proportional to 14,045,757.63, 20,920,527.86 and 13,415,555.13 is: 19,981,869.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045,757.63 : 20,920,527.86 = 13,415,555.13 : x
  2. Step 2: Convert to fraction form
    14,045,757.63/20,920,527.86 = 13,415,555.13/x
  3. Step 3: Cross multiply
    14,045,757.63x = 20,920,527.86 × 13,415,555.13
  4. Step 4: Simplify right side
    14,045,757.63x = 280,660,494,787,453.16
  5. Step 5: Solve for x
    x = 280,660,494,787,453.16/14,045,757.63
  6. Step 6: Final answer
    x = 19,981,869.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.