Home / 10,314,647.28-15,456,211.56-4,327,749.36

Finding the Fourth Proportional to 10,314,647.28, 15,456,211.56 and 4,327,749.36

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Solution

The fourth proportional to 10,314,647.28, 15,456,211.56 and 4,327,749.36 is: 6,485,011.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314,647.28 : 15,456,211.56 = 4,327,749.36 : x
  2. Step 2: Convert to fraction form
    10,314,647.28/15,456,211.56 = 4,327,749.36/x
  3. Step 3: Cross multiply
    10,314,647.28x = 15,456,211.56 × 4,327,749.36
  4. Step 4: Simplify right side
    10,314,647.28x = 66,890,609,686,814.61
  5. Step 5: Solve for x
    x = 66,890,609,686,814.61/10,314,647.28
  6. Step 6: Final answer
    x = 6,485,011.84

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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.