Home / 13,900,499.60-20,850,749.40-9,365,536.40

Finding the Fourth Proportional to 13,900,499.60, 20,850,749.40 and 9,365,536.40

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Solution

The fourth proportional to 13,900,499.60, 20,850,749.40 and 9,365,536.40 is: 14,048,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,900,499.60 : 20,850,749.40 = 9,365,536.40 : x
  2. Step 2: Convert to fraction form
    13,900,499.60/20,850,749.40 = 9,365,536.40/x
  3. Step 3: Cross multiply
    13,900,499.60x = 20,850,749.40 × 9,365,536.40
  4. Step 4: Simplify right side
    13,900,499.60x = 195,278,452,472,978.16
  5. Step 5: Solve for x
    x = 195,278,452,472,978.16/13,900,499.60
  6. Step 6: Final answer
    x = 14,048,304.60

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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.