Home / 75,351,663.03-103,955,619.18-43,540,813.11

Finding the Fourth Proportional to 75,351,663.03, 103,955,619.18 and 43,540,813.11

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Solution

The fourth proportional to 75,351,663.03, 103,955,619.18 and 43,540,813.11 is: 60,069,174.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,351,663.03 : 103,955,619.18 = 43,540,813.11 : x
  2. Step 2: Convert to fraction form
    75,351,663.03/103,955,619.18 = 43,540,813.11/x
  3. Step 3: Cross multiply
    75,351,663.03x = 103,955,619.18 × 43,540,813.11
  4. Step 4: Simplify right side
    75,351,663.03x = 4,526,312,186,450,712
  5. Step 5: Solve for x
    x = 4,526,312,186,450,712/75,351,663.03
  6. Step 6: Final answer
    x = 60,069,174.38

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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.