Home / 40,321,896.60-60,444,137.70-13,381,685.40

Finding the Fourth Proportional to 40,321,896.60, 60,444,137.70 and 13,381,685.40

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Solution

The fourth proportional to 40,321,896.60, 60,444,137.70 and 13,381,685.40 is: 20,059,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,321,896.60 : 60,444,137.70 = 13,381,685.40 : x
  2. Step 2: Convert to fraction form
    40,321,896.60/60,444,137.70 = 13,381,685.40/x
  3. Step 3: Cross multiply
    40,321,896.60x = 60,444,137.70 × 13,381,685.40
  4. Step 4: Simplify right side
    40,321,896.60x = 808,844,434,975,679.62
  5. Step 5: Solve for x
    x = 808,844,434,975,679.62/40,321,896.60
  6. Step 6: Final answer
    x = 20,059,682.29

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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.