Home / 53,200,560.87-73,416,754.76-28,754,274.87

Finding the Fourth Proportional to 53,200,560.87, 73,416,754.76 and 28,754,274.87

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Solution

The fourth proportional to 53,200,560.87, 73,416,754.76 and 28,754,274.87 is: 39,680,888.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,200,560.87 : 73,416,754.76 = 28,754,274.87 : x
  2. Step 2: Convert to fraction form
    53,200,560.87/73,416,754.76 = 28,754,274.87/x
  3. Step 3: Cross multiply
    53,200,560.87x = 73,416,754.76 × 28,754,274.87
  4. Step 4: Simplify right side
    53,200,560.87x = 2,111,045,546,288,649.50
  5. Step 5: Solve for x
    x = 2,111,045,546,288,649.50/53,200,560.87
  6. Step 6: Final answer
    x = 39,680,888.92

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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.