Home / 30,502,195.10-42,092,876.30-16,563,425.66

Finding the Fourth Proportional to 30,502,195.10, 42,092,876.30 and 16,563,425.66

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Solution

The fourth proportional to 30,502,195.10, 42,092,876.30 and 16,563,425.66 is: 22,857,444.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,502,195.10 : 42,092,876.30 = 16,563,425.66 : x
  2. Step 2: Convert to fraction form
    30,502,195.10/42,092,876.30 = 16,563,425.66/x
  3. Step 3: Cross multiply
    30,502,195.10x = 42,092,876.30 × 16,563,425.66
  4. Step 4: Simplify right side
    30,502,195.10x = 697,202,227,410,625.88
  5. Step 5: Solve for x
    x = 697,202,227,410,625.88/30,502,195.10
  6. Step 6: Final answer
    x = 22,857,444.36

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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.