Home / 15,600,872.70-23,373,315.45-13,361,384.70

Finding the Fourth Proportional to 15,600,872.70, 23,373,315.45 and 13,361,384.70

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Solution

The fourth proportional to 15,600,872.70, 23,373,315.45 and 13,361,384.70 is: 20,018,101.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600,872.70 : 23,373,315.45 = 13,361,384.70 : x
  2. Step 2: Convert to fraction form
    15,600,872.70/23,373,315.45 = 13,361,384.70/x
  3. Step 3: Cross multiply
    15,600,872.70x = 23,373,315.45 × 13,361,384.70
  4. Step 4: Simplify right side
    15,600,872.70x = 312,299,859,441,903.56
  5. Step 5: Solve for x
    x = 312,299,859,441,903.56/15,600,872.70
  6. Step 6: Final answer
    x = 20,018,101.90

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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.