Home / 27,739,498.64-38,283,389.53-15,979,173.44

Finding the Fourth Proportional to 27,739,498.64, 38,283,389.53 and 15,979,173.44

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Solution

The fourth proportional to 27,739,498.64, 38,283,389.53 and 15,979,173.44 is: 22,052,919.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,739,498.64 : 38,283,389.53 = 15,979,173.44 : x
  2. Step 2: Convert to fraction form
    27,739,498.64/38,283,389.53 = 15,979,173.44/x
  3. Step 3: Cross multiply
    27,739,498.64x = 38,283,389.53 × 15,979,173.44
  4. Step 4: Simplify right side
    27,739,498.64x = 611,736,921,170,950.12
  5. Step 5: Solve for x
    x = 611,736,921,170,950.12/27,739,498.64
  6. Step 6: Final answer
    x = 22,052,919.16

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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.