Home / 16,927,430.64-23,367,005.85-11,428,254.68

Finding the Fourth Proportional to 16,927,430.64, 23,367,005.85 and 11,428,254.68

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Solution

The fourth proportional to 16,927,430.64, 23,367,005.85 and 11,428,254.68 is: 15,775,819.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,927,430.64 : 23,367,005.85 = 11,428,254.68 : x
  2. Step 2: Convert to fraction form
    16,927,430.64/23,367,005.85 = 11,428,254.68/x
  3. Step 3: Cross multiply
    16,927,430.64x = 23,367,005.85 × 11,428,254.68
  4. Step 4: Simplify right side
    16,927,430.64x = 267,044,093,846,014.88
  5. Step 5: Solve for x
    x = 267,044,093,846,014.88/16,927,430.64
  6. Step 6: Final answer
    x = 15,775,819.71

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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.