Home / 13,662,800.10-18,842,460.30-11,336,008.86

Finding the Fourth Proportional to 13,662,800.10, 18,842,460.30 and 11,336,008.86

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Solution

The fourth proportional to 13,662,800.10, 18,842,460.30 and 11,336,008.86 is: 15,633,566.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,662,800.10 : 18,842,460.30 = 11,336,008.86 : x
  2. Step 2: Convert to fraction form
    13,662,800.10/18,842,460.30 = 11,336,008.86/x
  3. Step 3: Cross multiply
    13,662,800.10x = 18,842,460.30 × 11,336,008.86
  4. Step 4: Simplify right side
    13,662,800.10x = 213,598,296,904,998.25
  5. Step 5: Solve for x
    x = 213,598,296,904,998.25/13,662,800.10
  6. Step 6: Final answer
    x = 15,633,566.72

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1.5x scale

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.