Home / 14,015,847.70-21,023,771.55-3,780,687.70

Finding the Fourth Proportional to 14,015,847.70, 21,023,771.55 and 3,780,687.70

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Solution

The fourth proportional to 14,015,847.70, 21,023,771.55 and 3,780,687.70 is: 5,671,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015,847.70 : 21,023,771.55 = 3,780,687.70 : x
  2. Step 2: Convert to fraction form
    14,015,847.70/21,023,771.55 = 3,780,687.70/x
  3. Step 3: Cross multiply
    14,015,847.70x = 21,023,771.55 × 3,780,687.70
  4. Step 4: Simplify right side
    14,015,847.70x = 79,484,314,506,694.94
  5. Step 5: Solve for x
    x = 79,484,314,506,694.94/14,015,847.70
  6. Step 6: Final answer
    x = 5,671,031.55

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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.