Home / 51,912,183.88-77,868,445.02-19,555,401.16

Finding the Fourth Proportional to 51,912,183.88, 77,868,445.02 and 19,555,401.16

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Solution

The fourth proportional to 51,912,183.88, 77,868,445.02 and 19,555,401.16 is: 29,333,165.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,912,183.88 : 77,868,445.02 = 19,555,401.16 : x
  2. Step 2: Convert to fraction form
    51,912,183.88/77,868,445.02 = 19,555,401.16/x
  3. Step 3: Cross multiply
    51,912,183.88x = 77,868,445.02 × 19,555,401.16
  4. Step 4: Simplify right side
    51,912,183.88x = 1,522,748,680,071,504.25
  5. Step 5: Solve for x
    x = 1,522,748,680,071,504.25/51,912,183.88
  6. Step 6: Final answer
    x = 29,333,165.48

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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.