Home / 31,028,099.48-42,817,899.21-16,898,965.73

Finding the Fourth Proportional to 31,028,099.48, 42,817,899.21 and 16,898,965.73

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Solution

The fourth proportional to 31,028,099.48, 42,817,899.21 and 16,898,965.73 is: 23,320,094.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,028,099.48 : 42,817,899.21 = 16,898,965.73 : x
  2. Step 2: Convert to fraction form
    31,028,099.48/42,817,899.21 = 16,898,965.73/x
  3. Step 3: Cross multiply
    31,028,099.48x = 42,817,899.21 × 16,898,965.73
  4. Step 4: Simplify right side
    31,028,099.48x = 723,578,211,380,384.12
  5. Step 5: Solve for x
    x = 723,578,211,380,384.12/31,028,099.48
  6. Step 6: Final answer
    x = 23,320,094.48

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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.