Home / 36,883,913.60-55,325,870.40-18,744,060.80

Finding the Fourth Proportional to 36,883,913.60, 55,325,870.40 and 18,744,060.80

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Solution

The fourth proportional to 36,883,913.60, 55,325,870.40 and 18,744,060.80 is: 28,116,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,883,913.60 : 55,325,870.40 = 18,744,060.80 : x
  2. Step 2: Convert to fraction form
    36,883,913.60/55,325,870.40 = 18,744,060.80/x
  3. Step 3: Cross multiply
    36,883,913.60x = 55,325,870.40 × 18,744,060.80
  4. Step 4: Simplify right side
    36,883,913.60x = 1,037,031,478,590,520.38
  5. Step 5: Solve for x
    x = 1,037,031,478,590,520.38/36,883,913.60
  6. Step 6: Final answer
    x = 28,116,091.20

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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.