Home / 56,987,604.51-85,480,207.97-13,857,029.07

Finding the Fourth Proportional to 56,987,604.51, 85,480,207.97 and 13,857,029.07

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Solution

The fourth proportional to 56,987,604.51, 85,480,207.97 and 13,857,029.07 is: 20,785,252.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,987,604.51 : 85,480,207.97 = 13,857,029.07 : x
  2. Step 2: Convert to fraction form
    56,987,604.51/85,480,207.97 = 13,857,029.07/x
  3. Step 3: Cross multiply
    56,987,604.51x = 85,480,207.97 × 13,857,029.07
  4. Step 4: Simplify right side
    56,987,604.51x = 1,184,501,726,680,650.50
  5. Step 5: Solve for x
    x = 1,184,501,726,680,650.50/56,987,604.51
  6. Step 6: Final answer
    x = 20,785,252.11

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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.