Home / 7,913,157.03-11,851,134.71-3,856,933.40

Finding the Fourth Proportional to 7,913,157.03, 11,851,134.71 and 3,856,933.40

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Solution

The fourth proportional to 7,913,157.03, 11,851,134.71 and 3,856,933.40 is: 5,776,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913,157.03 : 11,851,134.71 = 3,856,933.40 : x
  2. Step 2: Convert to fraction form
    7,913,157.03/11,851,134.71 = 3,856,933.40/x
  3. Step 3: Cross multiply
    7,913,157.03x = 11,851,134.71 × 3,856,933.40
  4. Step 4: Simplify right side
    7,913,157.03x = 45,709,037,212,357.98
  5. Step 5: Solve for x
    x = 45,709,037,212,357.98/7,913,157.03
  6. Step 6: Final answer
    x = 5,776,333.90

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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.