Home / 8,027,870.72-11,078,467.40-4,356,786.29

Finding the Fourth Proportional to 8,027,870.72, 11,078,467.40 and 4,356,786.29

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Solution

The fourth proportional to 8,027,870.72, 11,078,467.40 and 4,356,786.29 is: 6,012,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,027,870.72 : 11,078,467.40 = 4,356,786.29 : x
  2. Step 2: Convert to fraction form
    8,027,870.72/11,078,467.40 = 4,356,786.29/x
  3. Step 3: Cross multiply
    8,027,870.72x = 11,078,467.40 × 4,356,786.29
  4. Step 4: Simplify right side
    8,027,870.72x = 48,266,514,838,031.58
  5. Step 5: Solve for x
    x = 48,266,514,838,031.58/8,027,870.72
  6. Step 6: Final answer
    x = 6,012,368.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.