Home / 61,699,424.22-85,143,987.54-33,822,194.49

Finding the Fourth Proportional to 61,699,424.22, 85,143,987.54 and 33,822,194.49

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Solution

The fourth proportional to 61,699,424.22, 85,143,987.54 and 33,822,194.49 is: 46,673,960.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,699,424.22 : 85,143,987.54 = 33,822,194.49 : x
  2. Step 2: Convert to fraction form
    61,699,424.22/85,143,987.54 = 33,822,194.49/x
  3. Step 3: Cross multiply
    61,699,424.22x = 85,143,987.54 × 33,822,194.49
  4. Step 4: Simplify right side
    61,699,424.22x = 2,879,756,506,232,017
  5. Step 5: Solve for x
    x = 2,879,756,506,232,017/61,699,424.22
  6. Step 6: Final answer
    x = 46,673,960.78

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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.