Home / 5,110,031.42-7,051,850.35-2,786,929.55

Finding the Fourth Proportional to 5,110,031.42, 7,051,850.35 and 2,786,929.55

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Solution

The fourth proportional to 5,110,031.42, 7,051,850.35 and 2,786,929.55 is: 3,845,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110,031.42 : 7,051,850.35 = 2,786,929.55 : x
  2. Step 2: Convert to fraction form
    5,110,031.42/7,051,850.35 = 2,786,929.55/x
  3. Step 3: Cross multiply
    5,110,031.42x = 7,051,850.35 × 2,786,929.55
  4. Step 4: Simplify right side
    5,110,031.42x = 19,653,010,080,366.27
  5. Step 5: Solve for x
    x = 19,653,010,080,366.27/5,110,031.42
  6. Step 6: Final answer
    x = 3,845,966.59

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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.