Home / 12,603,122.81-18,899,709.77-6,124,278.83

Finding the Fourth Proportional to 12,603,122.81, 18,899,709.77 and 6,124,278.83

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Solution

The fourth proportional to 12,603,122.81, 18,899,709.77 and 6,124,278.83 is: 9,184,001.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,603,122.81 : 18,899,709.77 = 6,124,278.83 : x
  2. Step 2: Convert to fraction form
    12,603,122.81/18,899,709.77 = 6,124,278.83/x
  3. Step 3: Cross multiply
    12,603,122.81x = 18,899,709.77 × 6,124,278.83
  4. Step 4: Simplify right side
    12,603,122.81x = 115,747,092,500,115.14
  5. Step 5: Solve for x
    x = 115,747,092,500,115.14/12,603,122.81
  6. Step 6: Final answer
    x = 9,184,001.00

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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.