Home / 27,380,328.72-37,785,301.08-14,990,215.44

Finding the Fourth Proportional to 27,380,328.72, 37,785,301.08 and 14,990,215.44

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Solution

The fourth proportional to 27,380,328.72, 37,785,301.08 and 14,990,215.44 is: 20,686,742.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,380,328.72 : 37,785,301.08 = 14,990,215.44 : x
  2. Step 2: Convert to fraction form
    27,380,328.72/37,785,301.08 = 14,990,215.44/x
  3. Step 3: Cross multiply
    27,380,328.72x = 37,785,301.08 × 14,990,215.44
  4. Step 4: Simplify right side
    27,380,328.72x = 566,409,803,654,464.62
  5. Step 5: Solve for x
    x = 566,409,803,654,464.62/27,380,328.72
  6. Step 6: Final answer
    x = 20,686,742.28

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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.