Home / 13,700,169-20,548,481.90-6,516,267.66

Finding the Fourth Proportional to 13,700,169, 20,548,481.90 and 6,516,267.66

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Solution

The fourth proportional to 13,700,169, 20,548,481.90 and 6,516,267.66 is: 9,773,558.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,700,169 : 20,548,481.90 = 6,516,267.66 : x
  2. Step 2: Convert to fraction form
    13,700,169/20,548,481.90 = 6,516,267.66/x
  3. Step 3: Cross multiply
    13,700,169x = 20,548,481.90 × 6,516,267.66
  4. Step 4: Simplify right side
    13,700,169x = 133,899,408,034,484.02
  5. Step 5: Solve for x
    x = 133,899,408,034,484.02/13,700,169
  6. Step 6: Final answer
    x = 9,773,558.85

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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.