Home / 18,048,486.42-27,070,066.35-5,265,558.90

Finding the Fourth Proportional to 18,048,486.42, 27,070,066.35 and 5,265,558.90

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Solution

The fourth proportional to 18,048,486.42, 27,070,066.35 and 5,265,558.90 is: 7,897,561.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048,486.42 : 27,070,066.35 = 5,265,558.90 : x
  2. Step 2: Convert to fraction form
    18,048,486.42/27,070,066.35 = 5,265,558.90/x
  3. Step 3: Cross multiply
    18,048,486.42x = 27,070,066.35 × 5,265,558.90
  4. Step 4: Simplify right side
    18,048,486.42x = 142,539,028,792,833.03
  5. Step 5: Solve for x
    x = 142,539,028,792,833.03/18,048,486.42
  6. Step 6: Final answer
    x = 7,897,561.35

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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.