Home / 12,741,273.90-19,111,036.05-4,105,248.30

Finding the Fourth Proportional to 12,741,273.90, 19,111,036.05 and 4,105,248.30

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Solution

The fourth proportional to 12,741,273.90, 19,111,036.05 and 4,105,248.30 is: 6,157,590.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,741,273.90 : 19,111,036.05 = 4,105,248.30 : x
  2. Step 2: Convert to fraction form
    12,741,273.90/19,111,036.05 = 4,105,248.30/x
  3. Step 3: Cross multiply
    12,741,273.90x = 19,111,036.05 × 4,105,248.30
  4. Step 4: Simplify right side
    12,741,273.90x = 78,455,548,255,501.22
  5. Step 5: Solve for x
    x = 78,455,548,255,501.22/12,741,273.90
  6. Step 6: Final answer
    x = 6,157,590.59

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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.