Home / 30,632,623.90-42,273,027.70-16,693,982.30

Finding the Fourth Proportional to 30,632,623.90, 42,273,027.70 and 16,693,982.30

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Solution

The fourth proportional to 30,632,623.90, 42,273,027.70 and 16,693,982.30 is: 23,037,699.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632,623.90 : 42,273,027.70 = 16,693,982.30 : x
  2. Step 2: Convert to fraction form
    30,632,623.90/42,273,027.70 = 16,693,982.30/x
  3. Step 3: Cross multiply
    30,632,623.90x = 42,273,027.70 × 16,693,982.30
  4. Step 4: Simplify right side
    30,632,623.90x = 705,705,176,255,157.25
  5. Step 5: Solve for x
    x = 705,705,176,255,157.25/30,632,623.90
  6. Step 6: Final answer
    x = 23,037,699.24

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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.