Home / 13,662,801.10-18,842,461.68-11,336,009.86

Finding the Fourth Proportional to 13,662,801.10, 18,842,461.68 and 11,336,009.86

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Solution

The fourth proportional to 13,662,801.10, 18,842,461.68 and 11,336,009.86 is: 15,633,568.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,662,801.10 : 18,842,461.68 = 11,336,009.86 : x
  2. Step 2: Convert to fraction form
    13,662,801.10/18,842,461.68 = 11,336,009.86/x
  3. Step 3: Cross multiply
    13,662,801.10x = 18,842,461.68 × 11,336,009.86
  4. Step 4: Simplify right side
    13,662,801.10x = 213,598,331,391,152.16
  5. Step 5: Solve for x
    x = 213,598,331,391,152.16/13,662,801.10
  6. Step 6: Final answer
    x = 15,633,568.10

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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.