Home / 12,455,540.10-18,686,809.35-6,066,000.90

Finding the Fourth Proportional to 12,455,540.10, 18,686,809.35 and 6,066,000.90

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Solution

The fourth proportional to 12,455,540.10, 18,686,809.35 and 6,066,000.90 is: 9,100,705.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,455,540.10 : 18,686,809.35 = 6,066,000.90 : x
  2. Step 2: Convert to fraction form
    12,455,540.10/18,686,809.35 = 6,066,000.90/x
  3. Step 3: Cross multiply
    12,455,540.10x = 18,686,809.35 × 6,066,000.90
  4. Step 4: Simplify right side
    12,455,540.10x = 113,354,202,335,228.44
  5. Step 5: Solve for x
    x = 113,354,202,335,228.44/12,455,540.10
  6. Step 6: Final answer
    x = 9,100,705.50

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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.