Home / 5,146,535.64-7,103,070.99-2,855,434.44

Finding the Fourth Proportional to 5,146,535.64, 7,103,070.99 and 2,855,434.44

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Solution

The fourth proportional to 5,146,535.64, 7,103,070.99 and 2,855,434.44 is: 3,940,972.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146,535.64 : 7,103,070.99 = 2,855,434.44 : x
  2. Step 2: Convert to fraction form
    5,146,535.64/7,103,070.99 = 2,855,434.44/x
  3. Step 3: Cross multiply
    5,146,535.64x = 7,103,070.99 × 2,855,434.44
  4. Step 4: Simplify right side
    5,146,535.64x = 20,282,353,534,610.89
  5. Step 5: Solve for x
    x = 20,282,353,534,610.89/5,146,535.64
  6. Step 6: Final answer
    x = 3,940,972.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.