Home / 36,889,995.52-50,912,682.36-21,420,079.70

Finding the Fourth Proportional to 36,889,995.52, 50,912,682.36 and 21,420,079.70

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Solution

The fourth proportional to 36,889,995.52, 50,912,682.36 and 21,420,079.70 is: 29,562,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,889,995.52 : 50,912,682.36 = 21,420,079.70 : x
  2. Step 2: Convert to fraction form
    36,889,995.52/50,912,682.36 = 21,420,079.70/x
  3. Step 3: Cross multiply
    36,889,995.52x = 50,912,682.36 × 21,420,079.70
  4. Step 4: Simplify right side
    36,889,995.52x = 1,090,553,713,891,984
  5. Step 5: Solve for x
    x = 1,090,553,713,891,984/36,889,995.52
  6. Step 6: Final answer
    x = 29,562,316.25

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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.