Home / 14,015,825.70-21,023,738.55-13,700,897.70

Finding the Fourth Proportional to 14,015,825.70, 21,023,738.55 and 13,700,897.70

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Solution

The fourth proportional to 14,015,825.70, 21,023,738.55 and 13,700,897.70 is: 20,551,346.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015,825.70 : 21,023,738.55 = 13,700,897.70 : x
  2. Step 2: Convert to fraction form
    14,015,825.70/21,023,738.55 = 13,700,897.70/x
  3. Step 3: Cross multiply
    14,015,825.70x = 21,023,738.55 × 13,700,897.70
  4. Step 4: Simplify right side
    14,015,825.70x = 288,044,091,145,096.31
  5. Step 5: Solve for x
    x = 288,044,091,145,096.31/14,015,825.70
  6. Step 6: Final answer
    x = 20,551,346.55

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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.