Home / 14,291,774.64-19,723,531.44-8,180,063.28

Finding the Fourth Proportional to 14,291,774.64, 19,723,531.44 and 8,180,063.28

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Solution

The fourth proportional to 14,291,774.64, 19,723,531.44 and 8,180,063.28 is: 11,288,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,291,774.64 : 19,723,531.44 = 8,180,063.28 : x
  2. Step 2: Convert to fraction form
    14,291,774.64/19,723,531.44 = 8,180,063.28/x
  3. Step 3: Cross multiply
    14,291,774.64x = 19,723,531.44 × 8,180,063.28
  4. Step 4: Simplify right side
    14,291,774.64x = 161,339,735,284,269.53
  5. Step 5: Solve for x
    x = 161,339,735,284,269.53/14,291,774.64
  6. Step 6: Final answer
    x = 11,288,992.40

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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.