Home / 28,510,034.85-39,344,678.07-16,119,862.25

Finding the Fourth Proportional to 28,510,034.85, 39,344,678.07 and 16,119,862.25

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Solution

The fourth proportional to 28,510,034.85, 39,344,678.07 and 16,119,862.25 is: 22,245,879.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,510,034.85 : 39,344,678.07 = 16,119,862.25 : x
  2. Step 2: Convert to fraction form
    28,510,034.85/39,344,678.07 = 16,119,862.25/x
  3. Step 3: Cross multiply
    28,510,034.85x = 39,344,678.07 × 16,119,862.25
  4. Step 4: Simplify right side
    28,510,034.85x = 634,230,790,562,272.50
  5. Step 5: Solve for x
    x = 634,230,790,562,272.50/28,510,034.85
  6. Step 6: Final answer
    x = 22,245,879.18

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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.