Home / 10,199,968.17-14,076,208.49-5,554,007.90

Finding the Fourth Proportional to 10,199,968.17, 14,076,208.49 and 5,554,007.90

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Solution

The fourth proportional to 10,199,968.17, 14,076,208.49 and 5,554,007.90 is: 7,664,668.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,199,968.17 : 14,076,208.49 = 5,554,007.90 : x
  2. Step 2: Convert to fraction form
    10,199,968.17/14,076,208.49 = 5,554,007.90/x
  3. Step 3: Cross multiply
    10,199,968.17x = 14,076,208.49 × 5,554,007.90
  4. Step 4: Simplify right side
    10,199,968.17x = 78,179,373,110,141.77
  5. Step 5: Solve for x
    x = 78,179,373,110,141.77/10,199,968.17
  6. Step 6: Final answer
    x = 7,664,668.34

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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.