Home / 14,051,861.34-19,396,919.81-9,158,273.88

Finding the Fourth Proportional to 14,051,861.34, 19,396,919.81 and 9,158,273.88

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Solution

The fourth proportional to 14,051,861.34, 19,396,919.81 and 9,158,273.88 is: 12,641,905.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051,861.34 : 19,396,919.81 = 9,158,273.88 : x
  2. Step 2: Convert to fraction form
    14,051,861.34/19,396,919.81 = 9,158,273.88/x
  3. Step 3: Cross multiply
    14,051,861.34x = 19,396,919.81 × 9,158,273.88
  4. Step 4: Simplify right side
    14,051,861.34x = 177,642,303,998,534.81
  5. Step 5: Solve for x
    x = 177,642,303,998,534.81/14,051,861.34
  6. Step 6: Final answer
    x = 12,641,905.56

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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.