Home / 53,436,056.76-73,741,901.24-28,989,770.76

Finding the Fourth Proportional to 53,436,056.76, 73,741,901.24 and 28,989,770.76

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Solution

The fourth proportional to 53,436,056.76, 73,741,901.24 and 28,989,770.76 is: 40,005,961.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,436,056.76 : 73,741,901.24 = 28,989,770.76 : x
  2. Step 2: Convert to fraction form
    53,436,056.76/73,741,901.24 = 28,989,770.76/x
  3. Step 3: Cross multiply
    53,436,056.76x = 73,741,901.24 × 28,989,770.76
  4. Step 4: Simplify right side
    53,436,056.76x = 2,137,760,812,354,159.75
  5. Step 5: Solve for x
    x = 2,137,760,812,354,159.75/53,436,056.76
  6. Step 6: Final answer
    x = 40,005,961.18

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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.