Home / 13,453,842.42-18,566,043.48-7,342,314.66

Finding the Fourth Proportional to 13,453,842.42, 18,566,043.48 and 7,342,314.66

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Solution

The fourth proportional to 13,453,842.42, 18,566,043.48 and 7,342,314.66 is: 10,132,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453,842.42 : 18,566,043.48 = 7,342,314.66 : x
  2. Step 2: Convert to fraction form
    13,453,842.42/18,566,043.48 = 7,342,314.66/x
  3. Step 3: Cross multiply
    13,453,842.42x = 18,566,043.48 × 7,342,314.66
  4. Step 4: Simplify right side
    13,453,842.42x = 136,317,733,221,401.42
  5. Step 5: Solve for x
    x = 136,317,733,221,401.42/13,453,842.42
  6. Step 6: Final answer
    x = 10,132,252.85

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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.