Home / 14,595,797.76-20,145,398.40-8,487,749.76

Finding the Fourth Proportional to 14,595,797.76, 20,145,398.40 and 8,487,749.76

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Solution

The fourth proportional to 14,595,797.76, 20,145,398.40 and 8,487,749.76 is: 11,714,954.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,595,797.76 : 20,145,398.40 = 8,487,749.76 : x
  2. Step 2: Convert to fraction form
    14,595,797.76/20,145,398.40 = 8,487,749.76/x
  3. Step 3: Cross multiply
    14,595,797.76x = 20,145,398.40 × 8,487,749.76
  4. Step 4: Simplify right side
    14,595,797.76x = 170,989,100,434,704.38
  5. Step 5: Solve for x
    x = 170,989,100,434,704.38/14,595,797.76
  6. Step 6: Final answer
    x = 11,714,954.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.