Home / 15,373,223.10-21,214,674.63-8,497,528.38

Finding the Fourth Proportional to 15,373,223.10, 21,214,674.63 and 8,497,528.38

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Solution

The fourth proportional to 15,373,223.10, 21,214,674.63 and 8,497,528.38 is: 11,726,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,373,223.10 : 21,214,674.63 = 8,497,528.38 : x
  2. Step 2: Convert to fraction form
    15,373,223.10/21,214,674.63 = 8,497,528.38/x
  3. Step 3: Cross multiply
    15,373,223.10x = 21,214,674.63 × 8,497,528.38
  4. Step 4: Simplify right side
    15,373,223.10x = 180,272,299,740,891
  5. Step 5: Solve for x
    x = 180,272,299,740,891/15,373,223.10
  6. Step 6: Final answer
    x = 11,726,382.85

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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.