Home / 12,799,911.34-19,199,357.25-7,054,036.39

Finding the Fourth Proportional to 12,799,911.34, 19,199,357.25 and 7,054,036.39

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Solution

The fourth proportional to 12,799,911.34, 19,199,357.25 and 7,054,036.39 is: 10,580,773.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,799,911.34 : 19,199,357.25 = 7,054,036.39 : x
  2. Step 2: Convert to fraction form
    12,799,911.34/19,199,357.25 = 7,054,036.39/x
  3. Step 3: Cross multiply
    12,799,911.34x = 19,199,357.25 × 7,054,036.39
  4. Step 4: Simplify right side
    12,799,911.34x = 135,432,964,706,110.33
  5. Step 5: Solve for x
    x = 135,432,964,706,110.33/12,799,911.34
  6. Step 6: Final answer
    x = 10,580,773.66

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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.