Home / 5,102,253.54-7,041,049.53-2,779,138.77

Finding the Fourth Proportional to 5,102,253.54, 7,041,049.53 and 2,779,138.77

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Solution

The fourth proportional to 5,102,253.54, 7,041,049.53 and 2,779,138.77 is: 3,835,178.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102,253.54 : 7,041,049.53 = 2,779,138.77 : x
  2. Step 2: Convert to fraction form
    5,102,253.54/7,041,049.53 = 2,779,138.77/x
  3. Step 3: Cross multiply
    5,102,253.54x = 7,041,049.53 × 2,779,138.77
  4. Step 4: Simplify right side
    5,102,253.54x = 19,568,053,730,313.28
  5. Step 5: Solve for x
    x = 19,568,053,730,313.28/5,102,253.54
  6. Step 6: Final answer
    x = 3,835,178.63

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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.