Home / 8,557,847.64-11,808,084.42-5,071,649.76

Finding the Fourth Proportional to 8,557,847.64, 11,808,084.42 and 5,071,649.76

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Solution

The fourth proportional to 8,557,847.64, 11,808,084.42 and 5,071,649.76 is: 6,997,842.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557,847.64 : 11,808,084.42 = 5,071,649.76 : x
  2. Step 2: Convert to fraction form
    8,557,847.64/11,808,084.42 = 5,071,649.76/x
  3. Step 3: Cross multiply
    8,557,847.64x = 11,808,084.42 × 5,071,649.76
  4. Step 4: Simplify right side
    8,557,847.64x = 59,886,468,514,752.73
  5. Step 5: Solve for x
    x = 59,886,468,514,752.73/8,557,847.64
  6. Step 6: Final answer
    x = 6,997,842.34

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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.