Home / 10,378,174.32-15,567,261.84-7,556,244.48

Finding the Fourth Proportional to 10,378,174.32, 15,567,261.84 and 7,556,244.48

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Solution

The fourth proportional to 10,378,174.32, 15,567,261.84 and 7,556,244.48 is: 11,334,366.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,378,174.32 : 15,567,261.84 = 7,556,244.48 : x
  2. Step 2: Convert to fraction form
    10,378,174.32/15,567,261.84 = 7,556,244.48/x
  3. Step 3: Cross multiply
    10,378,174.32x = 15,567,261.84 × 7,556,244.48
  4. Step 4: Simplify right side
    10,378,174.32x = 117,630,036,347,214.66
  5. Step 5: Solve for x
    x = 117,630,036,347,214.66/10,378,174.32
  6. Step 6: Final answer
    x = 11,334,366.98

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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.