Home / 15,336,150.24-21,163,886.04-8,460,632.30

Finding the Fourth Proportional to 15,336,150.24, 21,163,886.04 and 8,460,632.30

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Solution

The fourth proportional to 15,336,150.24, 21,163,886.04 and 8,460,632.30 is: 11,675,671.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336,150.24 : 21,163,886.04 = 8,460,632.30 : x
  2. Step 2: Convert to fraction form
    15,336,150.24/21,163,886.04 = 8,460,632.30/x
  3. Step 3: Cross multiply
    15,336,150.24x = 21,163,886.04 × 8,460,632.30
  4. Step 4: Simplify right side
    15,336,150.24x = 179,059,857,868,497.88
  5. Step 5: Solve for x
    x = 179,059,857,868,497.88/15,336,150.24
  6. Step 6: Final answer
    x = 11,675,671.87

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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.