Home / 14,079,319.88-21,119,057.58-5,103,638.60

Finding the Fourth Proportional to 14,079,319.88, 21,119,057.58 and 5,103,638.60

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Solution

The fourth proportional to 14,079,319.88, 21,119,057.58 and 5,103,638.60 is: 7,655,486.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079,319.88 : 21,119,057.58 = 5,103,638.60 : x
  2. Step 2: Convert to fraction form
    14,079,319.88/21,119,057.58 = 5,103,638.60/x
  3. Step 3: Cross multiply
    14,079,319.88x = 21,119,057.58 × 5,103,638.60
  4. Step 4: Simplify right side
    14,079,319.88x = 107,784,037,460,910.58
  5. Step 5: Solve for x
    x = 107,784,037,460,910.58/14,079,319.88
  6. Step 6: Final answer
    x = 7,655,486.09

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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.