Home / 72,526,726.26-108,790,089.36-49,738,536.18

Finding the Fourth Proportional to 72,526,726.26, 108,790,089.36 and 49,738,536.18

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Solution

The fourth proportional to 72,526,726.26, 108,790,089.36 and 49,738,536.18 is: 74,607,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,526,726.26 : 108,790,089.36 = 49,738,536.18 : x
  2. Step 2: Convert to fraction form
    72,526,726.26/108,790,089.36 = 49,738,536.18/x
  3. Step 3: Cross multiply
    72,526,726.26x = 108,790,089.36 × 49,738,536.18
  4. Step 4: Simplify right side
    72,526,726.26x = 5,411,059,795,657,793
  5. Step 5: Solve for x
    x = 5,411,059,795,657,793/72,526,726.26
  6. Step 6: Final answer
    x = 74,607,804.25

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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.