Home / 40,009,425.66-60,022,995.84-12,724,063.74

Finding the Fourth Proportional to 40,009,425.66, 60,022,995.84 and 12,724,063.74

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Solution

The fourth proportional to 40,009,425.66, 60,022,995.84 and 12,724,063.74 is: 19,088,912.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,009,425.66 : 60,022,995.84 = 12,724,063.74 : x
  2. Step 2: Convert to fraction form
    40,009,425.66/60,022,995.84 = 12,724,063.74/x
  3. Step 3: Cross multiply
    40,009,425.66x = 60,022,995.84 × 12,724,063.74
  4. Step 4: Simplify right side
    40,009,425.66x = 763,736,424,933,914.88
  5. Step 5: Solve for x
    x = 763,736,424,933,914.88/40,009,425.66
  6. Step 6: Final answer
    x = 19,088,912.48

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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.