Home / 15,735,521.37-21,709,259.30-9,536,095.79

Finding the Fourth Proportional to 15,735,521.37, 21,709,259.30 and 9,536,095.79

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Solution

The fourth proportional to 15,735,521.37, 21,709,259.30 and 9,536,095.79 is: 13,156,321.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,735,521.37 : 21,709,259.30 = 9,536,095.79 : x
  2. Step 2: Convert to fraction form
    15,735,521.37/21,709,259.30 = 9,536,095.79/x
  3. Step 3: Cross multiply
    15,735,521.37x = 21,709,259.30 × 9,536,095.79
  4. Step 4: Simplify right side
    15,735,521.37x = 207,021,576,130,042.28
  5. Step 5: Solve for x
    x = 207,021,576,130,042.28/15,735,521.37
  6. Step 6: Final answer
    x = 13,156,321.37

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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.