Home / 11,963,731.79-16,509,865.88-6,531,223.79

Finding the Fourth Proportional to 11,963,731.79, 16,509,865.88 and 6,531,223.79

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Solution

The fourth proportional to 11,963,731.79, 16,509,865.88 and 6,531,223.79 is: 9,013,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,963,731.79 : 16,509,865.88 = 6,531,223.79 : x
  2. Step 2: Convert to fraction form
    11,963,731.79/16,509,865.88 = 6,531,223.79/x
  3. Step 3: Cross multiply
    11,963,731.79x = 16,509,865.88 × 6,531,223.79
  4. Step 4: Simplify right side
    11,963,731.79x = 107,829,628,738,944.02
  5. Step 5: Solve for x
    x = 107,829,628,738,944.02/11,963,731.79
  6. Step 6: Final answer
    x = 9,013,042.98

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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.