Home / 61,901,807.25-85,334,461.22-43,259,068.38

Finding the Fourth Proportional to 61,901,807.25, 85,334,461.22 and 43,259,068.38

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Solution

The fourth proportional to 61,901,807.25, 85,334,461.22 and 43,259,068.38 is: 59,634,596.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,901,807.25 : 85,334,461.22 = 43,259,068.38 : x
  2. Step 2: Convert to fraction form
    61,901,807.25/85,334,461.22 = 43,259,068.38/x
  3. Step 3: Cross multiply
    61,901,807.25x = 85,334,461.22 × 43,259,068.38
  4. Step 4: Simplify right side
    61,901,807.25x = 3,691,489,292,870,143.50
  5. Step 5: Solve for x
    x = 3,691,489,292,870,143.50/61,901,807.25
  6. Step 6: Final answer
    x = 59,634,596.42

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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.