Home / 28,548,705.49-39,396,194.13-16,158,532.93

Finding the Fourth Proportional to 28,548,705.49, 39,396,194.13 and 16,158,532.93

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Solution

The fourth proportional to 28,548,705.49, 39,396,194.13 and 16,158,532.93 is: 22,298,198.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,548,705.49 : 39,396,194.13 = 16,158,532.93 : x
  2. Step 2: Convert to fraction form
    28,548,705.49/39,396,194.13 = 16,158,532.93/x
  3. Step 3: Cross multiply
    28,548,705.49x = 39,396,194.13 × 16,158,532.93
  4. Step 4: Simplify right side
    28,548,705.49x = 636,584,700,166,277.75
  5. Step 5: Solve for x
    x = 636,584,700,166,277.75/28,548,705.49
  6. Step 6: Final answer
    x = 22,298,198.44

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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.