Home / 12,711,955.50-19,076,331.33-5,980,894.38

Finding the Fourth Proportional to 12,711,955.50, 19,076,331.33 and 5,980,894.38

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Solution

The fourth proportional to 12,711,955.50, 19,076,331.33 and 5,980,894.38 is: 8,975,292.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711,955.50 : 19,076,331.33 = 5,980,894.38 : x
  2. Step 2: Convert to fraction form
    12,711,955.50/19,076,331.33 = 5,980,894.38/x
  3. Step 3: Cross multiply
    12,711,955.50x = 19,076,331.33 × 5,980,894.38
  4. Step 4: Simplify right side
    12,711,955.50x = 114,093,522,842,614.91
  5. Step 5: Solve for x
    x = 114,093,522,842,614.91/12,711,955.50
  6. Step 6: Final answer
    x = 8,975,292.81

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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.