Home / 38,060,789.09-52,523,940.85-20,657,134.49

Finding the Fourth Proportional to 38,060,789.09, 52,523,940.85 and 20,657,134.49

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Solution

The fourth proportional to 38,060,789.09, 52,523,940.85 and 20,657,134.49 is: 28,506,873.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,060,789.09 : 52,523,940.85 = 20,657,134.49 : x
  2. Step 2: Convert to fraction form
    38,060,789.09/52,523,940.85 = 20,657,134.49/x
  3. Step 3: Cross multiply
    38,060,789.09x = 52,523,940.85 × 20,657,134.49
  4. Step 4: Simplify right side
    38,060,789.09x = 1,084,994,109,768,992.25
  5. Step 5: Solve for x
    x = 1,084,994,109,768,992.25/38,060,789.09
  6. Step 6: Final answer
    x = 28,506,873.76

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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.