Home / 76,163,426.97-105,108,542.88-42,673,194.92

Finding the Fourth Proportional to 76,163,426.97, 105,108,542.88 and 42,673,194.92

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Solution

The fourth proportional to 76,163,426.97, 105,108,542.88 and 42,673,194.92 is: 58,890,697.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,163,426.97 : 105,108,542.88 = 42,673,194.92 : x
  2. Step 2: Convert to fraction form
    76,163,426.97/105,108,542.88 = 42,673,194.92/x
  3. Step 3: Cross multiply
    76,163,426.97x = 105,108,542.88 × 42,673,194.92
  4. Step 4: Simplify right side
    76,163,426.97x = 4,485,317,337,827,074.50
  5. Step 5: Solve for x
    x = 4,485,317,337,827,074.50/76,163,426.97
  6. Step 6: Final answer
    x = 58,890,697.49

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1.5x scale

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.