Home / 10,051,774.32-13,879,826-9,322,372.56

Finding the Fourth Proportional to 10,051,774.32, 13,879,826 and 9,322,372.56

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Solution

The fourth proportional to 10,051,774.32, 13,879,826 and 9,322,372.56 is: 12,872,643.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051,774.32 : 13,879,826 = 9,322,372.56 : x
  2. Step 2: Convert to fraction form
    10,051,774.32/13,879,826 = 9,322,372.56/x
  3. Step 3: Cross multiply
    10,051,774.32x = 13,879,826 × 9,322,372.56
  4. Step 4: Simplify right side
    10,051,774.32x = 129,392,909,039,974.56
  5. Step 5: Solve for x
    x = 129,392,909,039,974.56/10,051,774.32
  6. Step 6: Final answer
    x = 12,872,643.67

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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.