Home / 12,799,912.34-19,199,358.75-7,054,037.39

Finding the Fourth Proportional to 12,799,912.34, 19,199,358.75 and 7,054,037.39

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Solution

The fourth proportional to 12,799,912.34, 19,199,358.75 and 7,054,037.39 is: 10,580,775.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,799,912.34 : 19,199,358.75 = 7,054,037.39 : x
  2. Step 2: Convert to fraction form
    12,799,912.34/19,199,358.75 = 7,054,037.39/x
  3. Step 3: Cross multiply
    12,799,912.34x = 19,199,358.75 × 7,054,037.39
  4. Step 4: Simplify right side
    12,799,912.34x = 135,432,994,486,523.66
  5. Step 5: Solve for x
    x = 135,432,994,486,523.66/12,799,912.34
  6. Step 6: Final answer
    x = 10,580,775.16

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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.