Home / 13,743,313.40-20,609,721.30-4,155,505.40

Finding the Fourth Proportional to 13,743,313.40, 20,609,721.30 and 4,155,505.40

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Solution

The fourth proportional to 13,743,313.40, 20,609,721.30 and 4,155,505.40 is: 6,231,671.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743,313.40 : 20,609,721.30 = 4,155,505.40 : x
  2. Step 2: Convert to fraction form
    13,743,313.40/20,609,721.30 = 4,155,505.40/x
  3. Step 3: Cross multiply
    13,743,313.40x = 20,609,721.30 × 4,155,505.40
  4. Step 4: Simplify right side
    13,743,313.40x = 85,643,808,154,645.02
  5. Step 5: Solve for x
    x = 85,643,808,154,645.02/13,743,313.40
  6. Step 6: Final answer
    x = 6,231,671.04

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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.