Home / 13,261,498.11-18,291,002.49-11,710,022.52

Finding the Fourth Proportional to 13,261,498.11, 18,291,002.49 and 11,710,022.52

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Solution

The fourth proportional to 13,261,498.11, 18,291,002.49 and 11,710,022.52 is: 16,151,120.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,261,498.11 : 18,291,002.49 = 11,710,022.52 : x
  2. Step 2: Convert to fraction form
    13,261,498.11/18,291,002.49 = 11,710,022.52/x
  3. Step 3: Cross multiply
    13,261,498.11x = 18,291,002.49 × 11,710,022.52
  4. Step 4: Simplify right side
    13,261,498.11x = 214,188,051,071,276.06
  5. Step 5: Solve for x
    x = 214,188,051,071,276.06/13,261,498.11
  6. Step 6: Final answer
    x = 16,151,120.28

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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.