Home / 19,408,114.20-29,060,849.70-15,551,995.80

Finding the Fourth Proportional to 19,408,114.20, 29,060,849.70 and 15,551,995.80

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Solution

The fourth proportional to 19,408,114.20, 29,060,849.70 and 15,551,995.80 is: 23,286,868.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408,114.20 : 29,060,849.70 = 15,551,995.80 : x
  2. Step 2: Convert to fraction form
    19,408,114.20/29,060,849.70 = 15,551,995.80/x
  3. Step 3: Cross multiply
    19,408,114.20x = 29,060,849.70 × 15,551,995.80
  4. Step 4: Simplify right side
    19,408,114.20x = 451,954,212,478,831.25
  5. Step 5: Solve for x
    x = 451,954,212,478,831.25/19,408,114.20
  6. Step 6: Final answer
    x = 23,286,868.98

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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.