Home / 12,711,959.76-19,076,337.70-5,980,898.64

Finding the Fourth Proportional to 12,711,959.76, 19,076,337.70 and 5,980,898.64

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Solution

The fourth proportional to 12,711,959.76, 19,076,337.70 and 5,980,898.64 is: 8,975,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711,959.76 : 19,076,337.70 = 5,980,898.64 : x
  2. Step 2: Convert to fraction form
    12,711,959.76/19,076,337.70 = 5,980,898.64/x
  3. Step 3: Cross multiply
    12,711,959.76x = 19,076,337.70 × 5,980,898.64
  4. Step 4: Simplify right side
    12,711,959.76x = 114,093,642,206,110.72
  5. Step 5: Solve for x
    x = 114,093,642,206,110.72/12,711,959.76
  6. Step 6: Final answer
    x = 8,975,299.20

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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.