Home / 49,186,338.86-67,883,132.22-28,559,784.98

Finding the Fourth Proportional to 49,186,338.86, 67,883,132.22 and 28,559,784.98

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Solution

The fourth proportional to 49,186,338.86, 67,883,132.22 and 28,559,784.98 is: 39,415,978.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,186,338.86 : 67,883,132.22 = 28,559,784.98 : x
  2. Step 2: Convert to fraction form
    49,186,338.86/67,883,132.22 = 28,559,784.98/x
  3. Step 3: Cross multiply
    49,186,338.86x = 67,883,132.22 × 28,559,784.98
  4. Step 4: Simplify right side
    49,186,338.86x = 1,938,727,659,972,110
  5. Step 5: Solve for x
    x = 1,938,727,659,972,110/49,186,338.86
  6. Step 6: Final answer
    x = 39,415,978.19

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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.