Home / 13,656,918.90-20,485,378.35-9,352,246.80

Finding the Fourth Proportional to 13,656,918.90, 20,485,378.35 and 9,352,246.80

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Solution

The fourth proportional to 13,656,918.90, 20,485,378.35 and 9,352,246.80 is: 14,028,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656,918.90 : 20,485,378.35 = 9,352,246.80 : x
  2. Step 2: Convert to fraction form
    13,656,918.90/20,485,378.35 = 9,352,246.80/x
  3. Step 3: Cross multiply
    13,656,918.90x = 20,485,378.35 × 9,352,246.80
  4. Step 4: Simplify right side
    13,656,918.90x = 191,584,314,120,576.81
  5. Step 5: Solve for x
    x = 191,584,314,120,576.81/13,656,918.90
  6. Step 6: Final answer
    x = 14,028,370.20

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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.