Home / 11,592,005.40-17,388,008.10-7,336,978.20

Finding the Fourth Proportional to 11,592,005.40, 17,388,008.10 and 7,336,978.20

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Solution

The fourth proportional to 11,592,005.40, 17,388,008.10 and 7,336,978.20 is: 11,005,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,592,005.40 : 17,388,008.10 = 7,336,978.20 : x
  2. Step 2: Convert to fraction form
    11,592,005.40/17,388,008.10 = 7,336,978.20/x
  3. Step 3: Cross multiply
    11,592,005.40x = 17,388,008.10 × 7,336,978.20
  4. Step 4: Simplify right side
    11,592,005.40x = 127,575,436,371,123.44
  5. Step 5: Solve for x
    x = 127,575,436,371,123.44/11,592,005.40
  6. Step 6: Final answer
    x = 11,005,467.30

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Similar ratio
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1.5x scale

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.