Home / 51,154,615.76-70,571,096.39-31,309,264.62

Finding the Fourth Proportional to 51,154,615.76, 70,571,096.39 and 31,309,264.62

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Solution

The fourth proportional to 51,154,615.76, 70,571,096.39 and 31,309,264.62 is: 43,193,152.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,154,615.76 : 70,571,096.39 = 31,309,264.62 : x
  2. Step 2: Convert to fraction form
    51,154,615.76/70,571,096.39 = 31,309,264.62/x
  3. Step 3: Cross multiply
    51,154,615.76x = 70,571,096.39 × 31,309,264.62
  4. Step 4: Simplify right side
    51,154,615.76x = 2,209,529,131,241,490.75
  5. Step 5: Solve for x
    x = 2,209,529,131,241,490.75/51,154,615.76
  6. Step 6: Final answer
    x = 43,193,152.73

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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.