Home / 36,806,999.40-55,210,499.10-12,573,289.80

Finding the Fourth Proportional to 36,806,999.40, 55,210,499.10 and 12,573,289.80

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Solution

The fourth proportional to 36,806,999.40, 55,210,499.10 and 12,573,289.80 is: 18,859,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,806,999.40 : 55,210,499.10 = 12,573,289.80 : x
  2. Step 2: Convert to fraction form
    36,806,999.40/55,210,499.10 = 12,573,289.80/x
  3. Step 3: Cross multiply
    36,806,999.40x = 55,210,499.10 × 12,573,289.80
  4. Step 4: Simplify right side
    36,806,999.40x = 694,177,605,186,939.25
  5. Step 5: Solve for x
    x = 694,177,605,186,939.25/36,806,999.40
  6. Step 6: Final answer
    x = 18,859,934.70

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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.