Home / 36,749,985.43-55,133,282.94-12,157,854.38

Finding the Fourth Proportional to 36,749,985.43, 55,133,282.94 and 12,157,854.38

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Solution

The fourth proportional to 36,749,985.43, 55,133,282.94 and 12,157,854.38 is: 18,239,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749,985.43 : 55,133,282.94 = 12,157,854.38 : x
  2. Step 2: Convert to fraction form
    36,749,985.43/55,133,282.94 = 12,157,854.38/x
  3. Step 3: Cross multiply
    36,749,985.43x = 55,133,282.94 × 12,157,854.38
  4. Step 4: Simplify right side
    36,749,985.43x = 670,302,425,415,069.12
  5. Step 5: Solve for x
    x = 670,302,425,415,069.12/36,749,985.43
  6. Step 6: Final answer
    x = 18,239,529.01

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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.