Home / 14,063,520.24-21,200,689.13-13,126,077.12

Finding the Fourth Proportional to 14,063,520.24, 21,200,689.13 and 13,126,077.12

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Solution

The fourth proportional to 14,063,520.24, 21,200,689.13 and 13,126,077.12 is: 19,787,498.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,063,520.24 : 21,200,689.13 = 13,126,077.12 : x
  2. Step 2: Convert to fraction form
    14,063,520.24/21,200,689.13 = 13,126,077.12/x
  3. Step 3: Cross multiply
    14,063,520.24x = 21,200,689.13 × 13,126,077.12
  4. Step 4: Simplify right side
    14,063,520.24x = 278,281,880,550,340.88
  5. Step 5: Solve for x
    x = 278,281,880,550,340.88/14,063,520.24
  6. Step 6: Final answer
    x = 19,787,498.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.