Home / 51,847,181.20-77,697,755.16-39,669,498.64

Finding the Fourth Proportional to 51,847,181.20, 77,697,755.16 and 39,669,498.64

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Solution

The fourth proportional to 51,847,181.20, 77,697,755.16 and 39,669,498.64 is: 59,448,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,847,181.20 : 77,697,755.16 = 39,669,498.64 : x
  2. Step 2: Convert to fraction form
    51,847,181.20/77,697,755.16 = 39,669,498.64/x
  3. Step 3: Cross multiply
    51,847,181.20x = 77,697,755.16 × 39,669,498.64
  4. Step 4: Simplify right side
    51,847,181.20x = 3,082,230,992,650,673
  5. Step 5: Solve for x
    x = 3,082,230,992,650,673/51,847,181.20
  6. Step 6: Final answer
    x = 59,448,381.21

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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.