Home / 36,866,521.44-55,299,809.70-12,605,631.48

Finding the Fourth Proportional to 36,866,521.44, 55,299,809.70 and 12,605,631.48

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Solution

The fourth proportional to 36,866,521.44, 55,299,809.70 and 12,605,631.48 is: 18,908,456.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,866,521.44 : 55,299,809.70 = 12,605,631.48 : x
  2. Step 2: Convert to fraction form
    36,866,521.44/55,299,809.70 = 12,605,631.48/x
  3. Step 3: Cross multiply
    36,866,521.44x = 55,299,809.70 × 12,605,631.48
  4. Step 4: Simplify right side
    36,866,521.44x = 697,089,021,992,329.38
  5. Step 5: Solve for x
    x = 697,089,021,992,329.38/36,866,521.44
  6. Step 6: Final answer
    x = 18,908,456.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.