Home / 38,551,212.12-57,827,014.92-12,992,442.96

Finding the Fourth Proportional to 38,551,212.12, 57,827,014.92 and 12,992,442.96

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Solution

The fourth proportional to 38,551,212.12, 57,827,014.92 and 12,992,442.96 is: 19,488,730.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,551,212.12 : 57,827,014.92 = 12,992,442.96 : x
  2. Step 2: Convert to fraction form
    38,551,212.12/57,827,014.92 = 12,992,442.96/x
  3. Step 3: Cross multiply
    38,551,212.12x = 57,827,014.92 × 12,992,442.96
  4. Step 4: Simplify right side
    38,551,212.12x = 751,314,192,895,169
  5. Step 5: Solve for x
    x = 751,314,192,895,169/38,551,212.12
  6. Step 6: Final answer
    x = 19,488,730.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.