Home / 40,976,341.20-61,467,622.20-12,220,232.40

Finding the Fourth Proportional to 40,976,341.20, 61,467,622.20 and 12,220,232.40

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Solution

The fourth proportional to 40,976,341.20, 61,467,622.20 and 12,220,232.40 is: 18,331,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,976,341.20 : 61,467,622.20 = 12,220,232.40 : x
  2. Step 2: Convert to fraction form
    40,976,341.20/61,467,622.20 = 12,220,232.40/x
  3. Step 3: Cross multiply
    40,976,341.20x = 61,467,622.20 × 12,220,232.40
  4. Step 4: Simplify right side
    40,976,341.20x = 751,148,628,359,399.38
  5. Step 5: Solve for x
    x = 751,148,628,359,399.38/40,976,341.20
  6. Step 6: Final answer
    x = 18,331,276.20

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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.