Home / 14,520,048.85-20,037,352.08-7,993,428.49

Finding the Fourth Proportional to 14,520,048.85, 20,037,352.08 and 7,993,428.49

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Solution

The fourth proportional to 14,520,048.85, 20,037,352.08 and 7,993,428.49 is: 11,030,757.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,048.85 : 20,037,352.08 = 7,993,428.49 : x
  2. Step 2: Convert to fraction form
    14,520,048.85/20,037,352.08 = 7,993,428.49/x
  3. Step 3: Cross multiply
    14,520,048.85x = 20,037,352.08 × 7,993,428.49
  4. Step 4: Simplify right side
    14,520,048.85x = 160,167,140,980,432.75
  5. Step 5: Solve for x
    x = 160,167,140,980,432.75/14,520,048.85
  6. Step 6: Final answer
    x = 11,030,757.72

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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.