Home / 51,366,115.88-70,883,357.82-28,160,734.76

Finding the Fourth Proportional to 51,366,115.88, 70,883,357.82 and 28,160,734.76

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Solution

The fourth proportional to 51,366,115.88, 70,883,357.82 and 28,160,734.76 is: 38,860,782.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,366,115.88 : 70,883,357.82 = 28,160,734.76 : x
  2. Step 2: Convert to fraction form
    51,366,115.88/70,883,357.82 = 28,160,734.76/x
  3. Step 3: Cross multiply
    51,366,115.88x = 70,883,357.82 × 28,160,734.76
  4. Step 4: Simplify right side
    51,366,115.88x = 1,996,127,438,467,191.75
  5. Step 5: Solve for x
    x = 1,996,127,438,467,191.75/51,366,115.88
  6. Step 6: Final answer
    x = 38,860,782.14

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1.5x scale

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.