Home / 28,474,848.84-39,298,742.82-16,085,464.68

Finding the Fourth Proportional to 28,474,848.84, 39,298,742.82 and 16,085,464.68

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Solution

The fourth proportional to 28,474,848.84, 39,298,742.82 and 16,085,464.68 is: 22,199,890.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,474,848.84 : 39,298,742.82 = 16,085,464.68 : x
  2. Step 2: Convert to fraction form
    28,474,848.84/39,298,742.82 = 16,085,464.68/x
  3. Step 3: Cross multiply
    28,474,848.84x = 39,298,742.82 × 16,085,464.68
  4. Step 4: Simplify right side
    28,474,848.84x = 632,138,539,599,513.62
  5. Step 5: Solve for x
    x = 632,138,539,599,513.62/28,474,848.84
  6. Step 6: Final answer
    x = 22,199,890.97

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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.