Home / 67,633,208.72-93,334,007.30-36,693,378

Finding the Fourth Proportional to 67,633,208.72, 93,334,007.30 and 36,693,378

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Solution

The fourth proportional to 67,633,208.72, 93,334,007.30 and 36,693,378 is: 50,636,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,633,208.72 : 93,334,007.30 = 36,693,378 : x
  2. Step 2: Convert to fraction form
    67,633,208.72/93,334,007.30 = 36,693,378/x
  3. Step 3: Cross multiply
    67,633,208.72x = 93,334,007.30 × 36,693,378
  4. Step 4: Simplify right side
    67,633,208.72x = 3,424,740,009,930,192.50
  5. Step 5: Solve for x
    x = 3,424,740,009,930,192.50/67,633,208.72
  6. Step 6: Final answer
    x = 50,636,958.90

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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.