Home / 21,173,367.54-31,747,239.95-9,499,601.37

Finding the Fourth Proportional to 21,173,367.54, 31,747,239.95 and 9,499,601.37

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Solution

The fourth proportional to 21,173,367.54, 31,747,239.95 and 9,499,601.37 is: 14,243,654.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,173,367.54 : 31,747,239.95 = 9,499,601.37 : x
  2. Step 2: Convert to fraction form
    21,173,367.54/31,747,239.95 = 9,499,601.37/x
  3. Step 3: Cross multiply
    21,173,367.54x = 31,747,239.95 × 9,499,601.37
  4. Step 4: Simplify right side
    21,173,367.54x = 301,586,124,075,240.69
  5. Step 5: Solve for x
    x = 301,586,124,075,240.69/21,173,367.54
  6. Step 6: Final answer
    x = 14,243,654.13

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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.