Home / 14,045,756.13-20,920,525.63-13,415,553.63

Finding the Fourth Proportional to 14,045,756.13, 20,920,525.63 and 13,415,553.63

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Solution

The fourth proportional to 14,045,756.13, 20,920,525.63 and 13,415,553.63 is: 19,981,867.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045,756.13 : 20,920,525.63 = 13,415,553.63 : x
  2. Step 2: Convert to fraction form
    14,045,756.13/20,920,525.63 = 13,415,553.63/x
  3. Step 3: Cross multiply
    14,045,756.13x = 20,920,525.63 × 13,415,553.63
  4. Step 4: Simplify right side
    14,045,756.13x = 280,660,433,523,515.69
  5. Step 5: Solve for x
    x = 280,660,433,523,515.69/14,045,756.13
  6. Step 6: Final answer
    x = 19,981,867.19

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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.