Home / 69,063,278.33-103,504,953.87-28,074,839.42

Finding the Fourth Proportional to 69,063,278.33, 103,504,953.87 and 28,074,839.42

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Solution

The fourth proportional to 69,063,278.33, 103,504,953.87 and 28,074,839.42 is: 42,075,688.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,063,278.33 : 103,504,953.87 = 28,074,839.42 : x
  2. Step 2: Convert to fraction form
    69,063,278.33/103,504,953.87 = 28,074,839.42/x
  3. Step 3: Cross multiply
    69,063,278.33x = 103,504,953.87 × 28,074,839.42
  4. Step 4: Simplify right side
    69,063,278.33x = 2,905,884,959,333,520
  5. Step 5: Solve for x
    x = 2,905,884,959,333,520/69,063,278.33
  6. Step 6: Final answer
    x = 42,075,688.12

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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.