Home / 28,037,974.38-42,056,623.08-7,286,574.30

Finding the Fourth Proportional to 28,037,974.38, 42,056,623.08 and 7,286,574.30

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Solution

The fourth proportional to 28,037,974.38, 42,056,623.08 and 7,286,574.30 is: 10,929,773.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,037,974.38 : 42,056,623.08 = 7,286,574.30 : x
  2. Step 2: Convert to fraction form
    28,037,974.38/42,056,623.08 = 7,286,574.30/x
  3. Step 3: Cross multiply
    28,037,974.38x = 42,056,623.08 × 7,286,574.30
  4. Step 4: Simplify right side
    28,037,974.38x = 306,448,708,879,514.81
  5. Step 5: Solve for x
    x = 306,448,708,879,514.81/28,037,974.38
  6. Step 6: Final answer
    x = 10,929,773.48

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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.