Home / 13,110,366.40-18,086,566.06-12,502,530.75

Finding the Fourth Proportional to 13,110,366.40, 18,086,566.06 and 12,502,530.75

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Solution

The fourth proportional to 13,110,366.40, 18,086,566.06 and 12,502,530.75 is: 17,248,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,110,366.40 : 18,086,566.06 = 12,502,530.75 : x
  2. Step 2: Convert to fraction form
    13,110,366.40/18,086,566.06 = 12,502,530.75/x
  3. Step 3: Cross multiply
    13,110,366.40x = 18,086,566.06 × 12,502,530.75
  4. Step 4: Simplify right side
    13,110,366.40x = 226,127,848,295,800.03
  5. Step 5: Solve for x
    x = 226,127,848,295,800.03/13,110,366.40
  6. Step 6: Final answer
    x = 17,248,018.97

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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.