Home / 12,883,871.29-19,325,302.56-4,364,207.77

Finding the Fourth Proportional to 12,883,871.29, 19,325,302.56 and 4,364,207.77

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Solution

The fourth proportional to 12,883,871.29, 19,325,302.56 and 4,364,207.77 is: 6,546,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,883,871.29 : 19,325,302.56 = 4,364,207.77 : x
  2. Step 2: Convert to fraction form
    12,883,871.29/19,325,302.56 = 4,364,207.77/x
  3. Step 3: Cross multiply
    12,883,871.29x = 19,325,302.56 × 4,364,207.77
  4. Step 4: Simplify right side
    12,883,871.29x = 84,339,635,493,326.36
  5. Step 5: Solve for x
    x = 84,339,635,493,326.36/12,883,871.29
  6. Step 6: Final answer
    x = 6,546,140.80

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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.