Home / 12,694,313.32-19,028,181.40-5,312,590.44

Finding the Fourth Proportional to 12,694,313.32, 19,028,181.40 and 5,312,590.44

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Solution

The fourth proportional to 12,694,313.32, 19,028,181.40 and 5,312,590.44 is: 7,963,324.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694,313.32 : 19,028,181.40 = 5,312,590.44 : x
  2. Step 2: Convert to fraction form
    12,694,313.32/19,028,181.40 = 5,312,590.44/x
  3. Step 3: Cross multiply
    12,694,313.32x = 19,028,181.40 × 5,312,590.44
  4. Step 4: Simplify right side
    12,694,313.32x = 101,088,934,596,225.81
  5. Step 5: Solve for x
    x = 101,088,934,596,225.81/12,694,313.32
  6. Step 6: Final answer
    x = 7,963,324.37

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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.