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Finding the Fourth Proportional to 67,651,687.86, 93,359,573.97 and 36,711,848.94

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Solution

The fourth proportional to 67,651,687.86, 93,359,573.97 and 36,711,848.94 is: 50,662,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,651,687.86 : 93,359,573.97 = 36,711,848.94 : x
  2. Step 2: Convert to fraction form
    67,651,687.86/93,359,573.97 = 36,711,848.94/x
  3. Step 3: Cross multiply
    67,651,687.86x = 93,359,573.97 × 36,711,848.94
  4. Step 4: Simplify right side
    67,651,687.86x = 3,427,402,576,689,396
  5. Step 5: Solve for x
    x = 3,427,402,576,689,396/67,651,687.86
  6. Step 6: Final answer
    x = 50,662,484.34

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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.