Home / 8,070,284.88-12,107,319.89-3,212,888.63

Finding the Fourth Proportional to 8,070,284.88, 12,107,319.89 and 3,212,888.63

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Solution

The fourth proportional to 8,070,284.88, 12,107,319.89 and 3,212,888.63 is: 4,820,086.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070,284.88 : 12,107,319.89 = 3,212,888.63 : x
  2. Step 2: Convert to fraction form
    8,070,284.88/12,107,319.89 = 3,212,888.63/x
  3. Step 3: Cross multiply
    8,070,284.88x = 12,107,319.89 × 3,212,888.63
  4. Step 4: Simplify right side
    8,070,284.88x = 38,899,470,337,752.80
  5. Step 5: Solve for x
    x = 38,899,470,337,752.80/8,070,284.88
  6. Step 6: Final answer
    x = 4,820,086.39

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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.