Home / 5,400,138.10-8,101,114.35-1,614,003.70

Finding the Fourth Proportional to 5,400,138.10, 8,101,114.35 and 1,614,003.70

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Solution

The fourth proportional to 5,400,138.10, 8,101,114.35 and 1,614,003.70 is: 2,421,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400,138.10 : 8,101,114.35 = 1,614,003.70 : x
  2. Step 2: Convert to fraction form
    5,400,138.10/8,101,114.35 = 1,614,003.70/x
  3. Step 3: Cross multiply
    5,400,138.10x = 8,101,114.35 × 1,614,003.70
  4. Step 4: Simplify right side
    5,400,138.10x = 13,075,228,535,023.09
  5. Step 5: Solve for x
    x = 13,075,228,535,023.09/5,400,138.10
  6. Step 6: Final answer
    x = 2,421,276.70

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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.