Home / 13,636,610.96-18,818,922.80-7,442,055.95

Finding the Fourth Proportional to 13,636,610.96, 18,818,922.80 and 7,442,055.95

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Solution

The fourth proportional to 13,636,610.96, 18,818,922.80 and 7,442,055.95 is: 10,270,255.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,636,610.96 : 18,818,922.80 = 7,442,055.95 : x
  2. Step 2: Convert to fraction form
    13,636,610.96/18,818,922.80 = 7,442,055.95/x
  3. Step 3: Cross multiply
    13,636,610.96x = 18,818,922.80 × 7,442,055.95
  4. Step 4: Simplify right side
    13,636,610.96x = 140,051,476,320,841.17
  5. Step 5: Solve for x
    x = 140,051,476,320,841.17/13,636,610.96
  6. Step 6: Final answer
    x = 10,270,255.33

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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.