Home / 67,019,713.64-92,494,693.82-40,572,639.41

Finding the Fourth Proportional to 67,019,713.64, 92,494,693.82 and 40,572,639.41

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Solution

The fourth proportional to 67,019,713.64, 92,494,693.82 and 40,572,639.41 is: 55,994,776.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,019,713.64 : 92,494,693.82 = 40,572,639.41 : x
  2. Step 2: Convert to fraction form
    67,019,713.64/92,494,693.82 = 40,572,639.41/x
  3. Step 3: Cross multiply
    67,019,713.64x = 92,494,693.82 × 40,572,639.41
  4. Step 4: Simplify right side
    67,019,713.64x = 3,752,753,859,031,879
  5. Step 5: Solve for x
    x = 3,752,753,859,031,879/67,019,713.64
  6. Step 6: Final answer
    x = 55,994,776.10

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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.