Home / 13,885,025.88-20,826,929.70-3,787,613.40

Finding the Fourth Proportional to 13,885,025.88, 20,826,929.70 and 3,787,613.40

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Solution

The fourth proportional to 13,885,025.88, 20,826,929.70 and 3,787,613.40 is: 5,681,253.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885,025.88 : 20,826,929.70 = 3,787,613.40 : x
  2. Step 2: Convert to fraction form
    13,885,025.88/20,826,929.70 = 3,787,613.40/x
  3. Step 3: Cross multiply
    13,885,025.88x = 20,826,929.70 × 3,787,613.40
  4. Step 4: Simplify right side
    13,885,025.88x = 78,884,358,012,577.97
  5. Step 5: Solve for x
    x = 78,884,358,012,577.97/13,885,025.88
  6. Step 6: Final answer
    x = 5,681,253.94

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1.5x scale

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.