Home / 14,520,047.85-20,037,350.70-7,993,427.49

Finding the Fourth Proportional to 14,520,047.85, 20,037,350.70 and 7,993,427.49

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Solution

The fourth proportional to 14,520,047.85, 20,037,350.70 and 7,993,427.49 is: 11,030,756.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,047.85 : 20,037,350.70 = 7,993,427.49 : x
  2. Step 2: Convert to fraction form
    14,520,047.85/20,037,350.70 = 7,993,427.49/x
  3. Step 3: Cross multiply
    14,520,047.85x = 20,037,350.70 × 7,993,427.49
  4. Step 4: Simplify right side
    14,520,047.85x = 160,167,109,912,150.75
  5. Step 5: Solve for x
    x = 160,167,109,912,150.75/14,520,047.85
  6. Step 6: Final answer
    x = 11,030,756.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.