Home / 14,026,811.76-21,041,415.60-4,928,118.96

Finding the Fourth Proportional to 14,026,811.76, 21,041,415.60 and 4,928,118.96

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Solution

The fourth proportional to 14,026,811.76, 21,041,415.60 and 4,928,118.96 is: 7,392,599.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026,811.76 : 21,041,415.60 = 4,928,118.96 : x
  2. Step 2: Convert to fraction form
    14,026,811.76/21,041,415.60 = 4,928,118.96/x
  3. Step 3: Cross multiply
    14,026,811.76x = 21,041,415.60 × 4,928,118.96
  4. Step 4: Simplify right side
    14,026,811.76x = 103,694,599,163,599.78
  5. Step 5: Solve for x
    x = 103,694,599,163,599.78/14,026,811.76
  6. Step 6: Final answer
    x = 7,392,599.33

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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.