Home / 7,438,025.25-10,263,686.35-4,175,198.94

Finding the Fourth Proportional to 7,438,025.25, 10,263,686.35 and 4,175,198.94

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Solution

The fourth proportional to 7,438,025.25, 10,263,686.35 and 4,175,198.94 is: 5,761,331.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438,025.25 : 10,263,686.35 = 4,175,198.94 : x
  2. Step 2: Convert to fraction form
    7,438,025.25/10,263,686.35 = 4,175,198.94/x
  3. Step 3: Cross multiply
    7,438,025.25x = 10,263,686.35 × 4,175,198.94
  4. Step 4: Simplify right side
    7,438,025.25x = 42,852,932,369,012.47
  5. Step 5: Solve for x
    x = 42,852,932,369,012.47/7,438,025.25
  6. Step 6: Final answer
    x = 5,761,331.93

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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.