Home / 13,540,066.20-20,297,153.70-5,018,117.40

Finding the Fourth Proportional to 13,540,066.20, 20,297,153.70 and 5,018,117.40

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Solution

The fourth proportional to 13,540,066.20, 20,297,153.70 and 5,018,117.40 is: 7,522,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,540,066.20 : 20,297,153.70 = 5,018,117.40 : x
  2. Step 2: Convert to fraction form
    13,540,066.20/20,297,153.70 = 5,018,117.40/x
  3. Step 3: Cross multiply
    13,540,066.20x = 20,297,153.70 × 5,018,117.40
  4. Step 4: Simplify right side
    13,540,066.20x = 101,853,500,152,444.39
  5. Step 5: Solve for x
    x = 101,853,500,152,444.39/13,540,066.20
  6. Step 6: Final answer
    x = 7,522,378.30

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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.