Home / 8,513,648.60-12,759,383.45-3,459,049.88

Finding the Fourth Proportional to 8,513,648.60, 12,759,383.45 and 3,459,049.88

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Solution

The fourth proportional to 8,513,648.60, 12,759,383.45 and 3,459,049.88 is: 5,184,069.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513,648.60 : 12,759,383.45 = 3,459,049.88 : x
  2. Step 2: Convert to fraction form
    8,513,648.60/12,759,383.45 = 3,459,049.88/x
  3. Step 3: Cross multiply
    8,513,648.60x = 12,759,383.45 × 3,459,049.88
  4. Step 4: Simplify right side
    8,513,648.60x = 44,135,343,736,447.20
  5. Step 5: Solve for x
    x = 44,135,343,736,447.20/8,513,648.60
  6. Step 6: Final answer
    x = 5,184,069.23

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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.