Home / 13,570,109.09-20,365,254.48-5,483,155.04

Finding the Fourth Proportional to 13,570,109.09, 20,365,254.48 and 5,483,155.04

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Solution

The fourth proportional to 13,570,109.09, 20,365,254.48 and 5,483,155.04 is: 8,228,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,570,109.09 : 20,365,254.48 = 5,483,155.04 : x
  2. Step 2: Convert to fraction form
    13,570,109.09/20,365,254.48 = 5,483,155.04/x
  3. Step 3: Cross multiply
    13,570,109.09x = 20,365,254.48 × 5,483,155.04
  4. Step 4: Simplify right side
    13,570,109.09x = 111,665,847,742,894.58
  5. Step 5: Solve for x
    x = 111,665,847,742,894.58/13,570,109.09
  6. Step 6: Final answer
    x = 8,228,809.88

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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.