Home / 13,758,072.60-20,637,108.90-10,579,243.80

Finding the Fourth Proportional to 13,758,072.60, 20,637,108.90 and 10,579,243.80

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Solution

The fourth proportional to 13,758,072.60, 20,637,108.90 and 10,579,243.80 is: 15,868,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,758,072.60 : 20,637,108.90 = 10,579,243.80 : x
  2. Step 2: Convert to fraction form
    13,758,072.60/20,637,108.90 = 10,579,243.80/x
  3. Step 3: Cross multiply
    13,758,072.60x = 20,637,108.90 × 10,579,243.80
  4. Step 4: Simplify right side
    13,758,072.60x = 218,325,006,380,249.81
  5. Step 5: Solve for x
    x = 218,325,006,380,249.81/13,758,072.60
  6. Step 6: Final answer
    x = 15,868,865.70

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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.