Home / 53,681,759.24-74,082,924.78-30,479,045

Finding the Fourth Proportional to 53,681,759.24, 74,082,924.78 and 30,479,045

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Solution

The fourth proportional to 53,681,759.24, 74,082,924.78 and 30,479,045 is: 42,062,272.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,681,759.24 : 74,082,924.78 = 30,479,045 : x
  2. Step 2: Convert to fraction form
    53,681,759.24/74,082,924.78 = 30,479,045/x
  3. Step 3: Cross multiply
    53,681,759.24x = 74,082,924.78 × 30,479,045
  4. Step 4: Simplify right side
    53,681,759.24x = 2,257,976,798,101,235
  5. Step 5: Solve for x
    x = 2,257,976,798,101,235/53,681,759.24
  6. Step 6: Final answer
    x = 42,062,272.74

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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.