Home / 18,276,750.80-27,415,126.20-18,150,779.60

Finding the Fourth Proportional to 18,276,750.80, 27,415,126.20 and 18,150,779.60

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Solution

The fourth proportional to 18,276,750.80, 27,415,126.20 and 18,150,779.60 is: 27,226,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,276,750.80 : 27,415,126.20 = 18,150,779.60 : x
  2. Step 2: Convert to fraction form
    18,276,750.80/27,415,126.20 = 18,150,779.60/x
  3. Step 3: Cross multiply
    18,276,750.80x = 27,415,126.20 × 18,150,779.60
  4. Step 4: Simplify right side
    18,276,750.80x = 497,605,913,362,385.56
  5. Step 5: Solve for x
    x = 497,605,913,362,385.56/18,276,750.80
  6. Step 6: Final answer
    x = 27,226,169.40

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1.5x scale

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.