Home / 51,205,590.90-76,827,737.19-30,749,571.84

Finding the Fourth Proportional to 51,205,590.90, 76,827,737.19 and 30,749,571.84

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Solution

The fourth proportional to 51,205,590.90, 76,827,737.19 and 30,749,571.84 is: 46,135,978.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,205,590.90 : 76,827,737.19 = 30,749,571.84 : x
  2. Step 2: Convert to fraction form
    51,205,590.90/76,827,737.19 = 30,749,571.84/x
  3. Step 3: Cross multiply
    51,205,590.90x = 76,827,737.19 × 30,749,571.84
  4. Step 4: Simplify right side
    51,205,590.90x = 2,362,420,024,028,544.50
  5. Step 5: Solve for x
    x = 2,362,420,024,028,544.50/51,205,590.90
  6. Step 6: Final answer
    x = 46,135,978.17

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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.