Home / 28,510,035.35-39,344,678.76-16,119,862.73

Finding the Fourth Proportional to 28,510,035.35, 39,344,678.76 and 16,119,862.73

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Solution

The fourth proportional to 28,510,035.35, 39,344,678.76 and 16,119,862.73 is: 22,245,879.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,510,035.35 : 39,344,678.76 = 16,119,862.73 : x
  2. Step 2: Convert to fraction form
    28,510,035.35/39,344,678.76 = 16,119,862.73/x
  3. Step 3: Cross multiply
    28,510,035.35x = 39,344,678.76 × 16,119,862.73
  4. Step 4: Simplify right side
    28,510,035.35x = 634,230,820,909,054.88
  5. Step 5: Solve for x
    x = 634,230,820,909,054.88/28,510,035.35
  6. Step 6: Final answer
    x = 22,245,879.85

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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.