Home / 28,026,179.16-42,035,652.63-8,858,873.76

Finding the Fourth Proportional to 28,026,179.16, 42,035,652.63 and 8,858,873.76

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Solution

The fourth proportional to 28,026,179.16, 42,035,652.63 and 8,858,873.76 is: 13,287,167.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026,179.16 : 42,035,652.63 = 8,858,873.76 : x
  2. Step 2: Convert to fraction form
    28,026,179.16/42,035,652.63 = 8,858,873.76/x
  3. Step 3: Cross multiply
    28,026,179.16x = 42,035,652.63 × 8,858,873.76
  4. Step 4: Simplify right side
    28,026,179.16x = 372,388,540,068,382
  5. Step 5: Solve for x
    x = 372,388,540,068,382/28,026,179.16
  6. Step 6: Final answer
    x = 13,287,167.61

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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.