Home / 73,742,610.40-110,613,915.60-19,150,716.40

Finding the Fourth Proportional to 73,742,610.40, 110,613,915.60 and 19,150,716.40

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Solution

The fourth proportional to 73,742,610.40, 110,613,915.60 and 19,150,716.40 is: 28,726,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,742,610.40 : 110,613,915.60 = 19,150,716.40 : x
  2. Step 2: Convert to fraction form
    73,742,610.40/110,613,915.60 = 19,150,716.40/x
  3. Step 3: Cross multiply
    73,742,610.40x = 110,613,915.60 × 19,150,716.40
  4. Step 4: Simplify right side
    73,742,610.40x = 2,118,335,727,549,135.50
  5. Step 5: Solve for x
    x = 2,118,335,727,549,135.50/73,742,610.40
  6. Step 6: Final answer
    x = 28,726,074.60

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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.