Home / 50,521,892.97-69,717,349.71-28,494,075.81

Finding the Fourth Proportional to 50,521,892.97, 69,717,349.71 and 28,494,075.81

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Solution

The fourth proportional to 50,521,892.97, 69,717,349.71 and 28,494,075.81 is: 39,320,210.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,521,892.97 : 69,717,349.71 = 28,494,075.81 : x
  2. Step 2: Convert to fraction form
    50,521,892.97/69,717,349.71 = 28,494,075.81/x
  3. Step 3: Cross multiply
    50,521,892.97x = 69,717,349.71 × 28,494,075.81
  4. Step 4: Simplify right side
    50,521,892.97x = 1,986,531,447,909,021.25
  5. Step 5: Solve for x
    x = 1,986,531,447,909,021.25/50,521,892.97
  6. Step 6: Final answer
    x = 39,320,210.13

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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.