Home / 21,463,676.44-29,610,102.54-12,756,900.76

Finding the Fourth Proportional to 21,463,676.44, 29,610,102.54 and 12,756,900.76

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Solution

The fourth proportional to 21,463,676.44, 29,610,102.54 and 12,756,900.76 is: 17,598,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,463,676.44 : 29,610,102.54 = 12,756,900.76 : x
  2. Step 2: Convert to fraction form
    21,463,676.44/29,610,102.54 = 12,756,900.76/x
  3. Step 3: Cross multiply
    21,463,676.44x = 29,610,102.54 × 12,756,900.76
  4. Step 4: Simplify right side
    21,463,676.44x = 377,733,139,596,203.94
  5. Step 5: Solve for x
    x = 377,733,139,596,203.94/21,463,676.44
  6. Step 6: Final answer
    x = 17,598,715.70

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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.