Home / 13,178,504.53-19,780,508.26-6,359,877.75

Finding the Fourth Proportional to 13,178,504.53, 19,780,508.26 and 6,359,877.75

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Solution

The fourth proportional to 13,178,504.53, 19,780,508.26 and 6,359,877.75 is: 9,545,970.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,178,504.53 : 19,780,508.26 = 6,359,877.75 : x
  2. Step 2: Convert to fraction form
    13,178,504.53/19,780,508.26 = 6,359,877.75/x
  3. Step 3: Cross multiply
    13,178,504.53x = 19,780,508.26 × 6,359,877.75
  4. Step 4: Simplify right side
    13,178,504.53x = 125,801,614,334,665.81
  5. Step 5: Solve for x
    x = 125,801,614,334,665.81/13,178,504.53
  6. Step 6: Final answer
    x = 9,545,970.42

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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.