Home / 51,027,241.45-76,541,166.64-12,688,755.56

Finding the Fourth Proportional to 51,027,241.45, 76,541,166.64 and 12,688,755.56

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Solution

The fourth proportional to 51,027,241.45, 76,541,166.64 and 12,688,755.56 is: 19,033,209.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,027,241.45 : 76,541,166.64 = 12,688,755.56 : x
  2. Step 2: Convert to fraction form
    51,027,241.45/76,541,166.64 = 12,688,755.56/x
  3. Step 3: Cross multiply
    51,027,241.45x = 76,541,166.64 × 12,688,755.56
  4. Step 4: Simplify right side
    51,027,241.45x = 971,212,153,772,186.62
  5. Step 5: Solve for x
    x = 971,212,153,772,186.62/51,027,241.45
  6. Step 6: Final answer
    x = 19,033,209.05

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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.