Home / 8,119,727.07-11,205,222.98-4,448,782.86

Finding the Fourth Proportional to 8,119,727.07, 11,205,222.98 and 4,448,782.86

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Solution

The fourth proportional to 8,119,727.07, 11,205,222.98 and 4,448,782.86 is: 6,139,320.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119,727.07 : 11,205,222.98 = 4,448,782.86 : x
  2. Step 2: Convert to fraction form
    8,119,727.07/11,205,222.98 = 4,448,782.86/x
  3. Step 3: Cross multiply
    8,119,727.07x = 11,205,222.98 × 4,448,782.86
  4. Step 4: Simplify right side
    8,119,727.07x = 49,849,603,913,658.21
  5. Step 5: Solve for x
    x = 49,849,603,913,658.21/8,119,727.07
  6. Step 6: Final answer
    x = 6,139,320.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.