Home / 13,838,493.15-20,759,720.72-4,254,676.29

Finding the Fourth Proportional to 13,838,493.15, 20,759,720.72 and 4,254,676.29

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Solution

The fourth proportional to 13,838,493.15, 20,759,720.72 and 4,254,676.29 is: 6,382,623.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,838,493.15 : 20,759,720.72 = 4,254,676.29 : x
  2. Step 2: Convert to fraction form
    13,838,493.15/20,759,720.72 = 4,254,676.29/x
  3. Step 3: Cross multiply
    13,838,493.15x = 20,759,720.72 × 4,254,676.29
  4. Step 4: Simplify right side
    13,838,493.15x = 88,325,891,513,132.34
  5. Step 5: Solve for x
    x = 88,325,891,513,132.34/13,838,493.15
  6. Step 6: Final answer
    x = 6,382,623.49

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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.