Home / 14,026,813.76-21,041,418.60-4,928,120.96

Finding the Fourth Proportional to 14,026,813.76, 21,041,418.60 and 4,928,120.96

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Solution

The fourth proportional to 14,026,813.76, 21,041,418.60 and 4,928,120.96 is: 7,392,602.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026,813.76 : 21,041,418.60 = 4,928,120.96 : x
  2. Step 2: Convert to fraction form
    14,026,813.76/21,041,418.60 = 4,928,120.96/x
  3. Step 3: Cross multiply
    14,026,813.76x = 21,041,418.60 × 4,928,120.96
  4. Step 4: Simplify right side
    14,026,813.76x = 103,694,656,030,793.86
  5. Step 5: Solve for x
    x = 103,694,656,030,793.86/14,026,813.76
  6. Step 6: Final answer
    x = 7,392,602.33

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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.