Home / 13,791,514.74-19,032,290.28-7,993,659.51

Finding the Fourth Proportional to 13,791,514.74, 19,032,290.28 and 7,993,659.51

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Solution

The fourth proportional to 13,791,514.74, 19,032,290.28 and 7,993,659.51 is: 11,031,250.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791,514.74 : 19,032,290.28 = 7,993,659.51 : x
  2. Step 2: Convert to fraction form
    13,791,514.74/19,032,290.28 = 7,993,659.51/x
  3. Step 3: Cross multiply
    13,791,514.74x = 19,032,290.28 × 7,993,659.51
  4. Step 4: Simplify right side
    13,791,514.74x = 152,137,648,193,802.56
  5. Step 5: Solve for x
    x = 152,137,648,193,802.56/13,791,514.74
  6. Step 6: Final answer
    x = 11,031,250.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.