Home / 30,968,272.30-42,737,314.94-17,030,687.08

Finding the Fourth Proportional to 30,968,272.30, 42,737,314.94 and 17,030,687.08

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Solution

The fourth proportional to 30,968,272.30, 42,737,314.94 and 17,030,687.08 is: 23,502,952.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,968,272.30 : 42,737,314.94 = 17,030,687.08 : x
  2. Step 2: Convert to fraction form
    30,968,272.30/42,737,314.94 = 17,030,687.08/x
  3. Step 3: Cross multiply
    30,968,272.30x = 42,737,314.94 × 17,030,687.08
  4. Step 4: Simplify right side
    30,968,272.30x = 727,845,837,382,548.88
  5. Step 5: Solve for x
    x = 727,845,837,382,548.88/30,968,272.30
  6. Step 6: Final answer
    x = 23,502,952.65

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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.