Home / 20,640,710.70-30,994,114.05-16,416,009.90

Finding the Fourth Proportional to 20,640,710.70, 30,994,114.05 and 16,416,009.90

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Solution

The fourth proportional to 20,640,710.70, 30,994,114.05 and 16,416,009.90 is: 24,650,298.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,640,710.70 : 30,994,114.05 = 16,416,009.90 : x
  2. Step 2: Convert to fraction form
    20,640,710.70/30,994,114.05 = 16,416,009.90/x
  3. Step 3: Cross multiply
    20,640,710.70x = 30,994,114.05 × 16,416,009.90
  4. Step 4: Simplify right side
    20,640,710.70x = 508,799,683,086,529.12
  5. Step 5: Solve for x
    x = 508,799,683,086,529.12/20,640,710.70
  6. Step 6: Final answer
    x = 24,650,298.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.