Home / 10,005,918.32-15,008,718.99-3,182,393

Finding the Fourth Proportional to 10,005,918.32, 15,008,718.99 and 3,182,393

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Solution

The fourth proportional to 10,005,918.32, 15,008,718.99 and 3,182,393 is: 4,773,539.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,005,918.32 : 15,008,718.99 = 3,182,393 : x
  2. Step 2: Convert to fraction form
    10,005,918.32/15,008,718.99 = 3,182,393/x
  3. Step 3: Cross multiply
    10,005,918.32x = 15,008,718.99 × 3,182,393
  4. Step 4: Simplify right side
    10,005,918.32x = 47,763,642,252,743.07
  5. Step 5: Solve for x
    x = 47,763,642,252,743.07/10,005,918.32
  6. Step 6: Final answer
    x = 4,773,539.09

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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.