Home / 68,794,813.35-94,900,664.52-40,897,679.58

Finding the Fourth Proportional to 68,794,813.35, 94,900,664.52 and 40,897,679.58

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Solution

The fourth proportional to 68,794,813.35, 94,900,664.52 and 40,897,679.58 is: 56,417,290.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,794,813.35 : 94,900,664.52 = 40,897,679.58 : x
  2. Step 2: Convert to fraction form
    68,794,813.35/94,900,664.52 = 40,897,679.58/x
  3. Step 3: Cross multiply
    68,794,813.35x = 94,900,664.52 × 40,897,679.58
  4. Step 4: Simplify right side
    68,794,813.35x = 3,881,216,969,468,034
  5. Step 5: Solve for x
    x = 3,881,216,969,468,034/68,794,813.35
  6. Step 6: Final answer
    x = 56,417,290.50

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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.