Home / 18,181,051.20-27,265,125.60-8,065,569.60

Finding the Fourth Proportional to 18,181,051.20, 27,265,125.60 and 8,065,569.60

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Solution

The fourth proportional to 18,181,051.20, 27,265,125.60 and 8,065,569.60 is: 12,095,492.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181,051.20 : 27,265,125.60 = 8,065,569.60 : x
  2. Step 2: Convert to fraction form
    18,181,051.20/27,265,125.60 = 8,065,569.60/x
  3. Step 3: Cross multiply
    18,181,051.20x = 27,265,125.60 × 8,065,569.60
  4. Step 4: Simplify right side
    18,181,051.20x = 219,908,768,179,541.75
  5. Step 5: Solve for x
    x = 219,908,768,179,541.75/18,181,051.20
  6. Step 6: Final answer
    x = 12,095,492.49

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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.