Home / 52,321,800.41-72,210,960.07-30,003,520.43

Finding the Fourth Proportional to 52,321,800.41, 72,210,960.07 and 30,003,520.43

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Solution

The fourth proportional to 52,321,800.41, 72,210,960.07 and 30,003,520.43 is: 41,408,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,321,800.41 : 72,210,960.07 = 30,003,520.43 : x
  2. Step 2: Convert to fraction form
    52,321,800.41/72,210,960.07 = 30,003,520.43/x
  3. Step 3: Cross multiply
    52,321,800.41x = 72,210,960.07 × 30,003,520.43
  4. Step 4: Simplify right side
    52,321,800.41x = 2,166,583,015,730,159
  5. Step 5: Solve for x
    x = 2,166,583,015,730,159/52,321,800.41
  6. Step 6: Final answer
    x = 41,408,800.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.