Home / 16,138,186.49-22,270,047.90-8,795,866.16

Finding the Fourth Proportional to 16,138,186.49, 22,270,047.90 and 8,795,866.16

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Solution

The fourth proportional to 16,138,186.49, 22,270,047.90 and 8,795,866.16 is: 12,137,941.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138,186.49 : 22,270,047.90 = 8,795,866.16 : x
  2. Step 2: Convert to fraction form
    16,138,186.49/22,270,047.90 = 8,795,866.16/x
  3. Step 3: Cross multiply
    16,138,186.49x = 22,270,047.90 × 8,795,866.16
  4. Step 4: Simplify right side
    16,138,186.49x = 195,884,360,593,838.78
  5. Step 5: Solve for x
    x = 195,884,360,593,838.78/16,138,186.49
  6. Step 6: Final answer
    x = 12,137,941.32

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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.