Home / 51,540,412.80-77,142,391.88-37,889,942.88

Finding the Fourth Proportional to 51,540,412.80, 77,142,391.88 and 37,889,942.88

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Solution

The fourth proportional to 51,540,412.80, 77,142,391.88 and 37,889,942.88 is: 56,711,241.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,540,412.80 : 77,142,391.88 = 37,889,942.88 : x
  2. Step 2: Convert to fraction form
    51,540,412.80/77,142,391.88 = 37,889,942.88/x
  3. Step 3: Cross multiply
    51,540,412.80x = 77,142,391.88 × 37,889,942.88
  4. Step 4: Simplify right side
    51,540,412.80x = 2,922,920,821,959,776
  5. Step 5: Solve for x
    x = 2,922,920,821,959,776/51,540,412.80
  6. Step 6: Final answer
    x = 56,711,241.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.