Home / 16,671,644.30-25,009,849.06-5,158,094.81

Finding the Fourth Proportional to 16,671,644.30, 25,009,849.06 and 5,158,094.81

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Solution

The fourth proportional to 16,671,644.30, 25,009,849.06 and 5,158,094.81 is: 7,737,879.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,671,644.30 : 25,009,849.06 = 5,158,094.81 : x
  2. Step 2: Convert to fraction form
    16,671,644.30/25,009,849.06 = 5,158,094.81/x
  3. Step 3: Cross multiply
    16,671,644.30x = 25,009,849.06 × 5,158,094.81
  4. Step 4: Simplify right side
    16,671,644.30x = 129,003,172,497,324.89
  5. Step 5: Solve for x
    x = 129,003,172,497,324.89/16,671,644.30
  6. Step 6: Final answer
    x = 7,737,879.37

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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.