Home / 12,710,702.57-19,067,850.15-4,072,783.39

Finding the Fourth Proportional to 12,710,702.57, 19,067,850.15 and 4,072,783.39

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Solution

The fourth proportional to 12,710,702.57, 19,067,850.15 and 4,072,783.39 is: 6,109,750.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710,702.57 : 19,067,850.15 = 4,072,783.39 : x
  2. Step 2: Convert to fraction form
    12,710,702.57/19,067,850.15 = 4,072,783.39/x
  3. Step 3: Cross multiply
    12,710,702.57x = 19,067,850.15 × 4,072,783.39
  4. Step 4: Simplify right side
    12,710,702.57x = 77,659,223,373,929
  5. Step 5: Solve for x
    x = 77,659,223,373,929/12,710,702.57
  6. Step 6: Final answer
    x = 6,109,750.66

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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.