Home / 19,422,408.40-29,137,111.80-8,064,005.20

Finding the Fourth Proportional to 19,422,408.40, 29,137,111.80 and 8,064,005.20

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Solution

The fourth proportional to 19,422,408.40, 29,137,111.80 and 8,064,005.20 is: 12,097,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,408.40 : 29,137,111.80 = 8,064,005.20 : x
  2. Step 2: Convert to fraction form
    19,422,408.40/29,137,111.80 = 8,064,005.20/x
  3. Step 3: Cross multiply
    19,422,408.40x = 29,137,111.80 × 8,064,005.20
  4. Step 4: Simplify right side
    19,422,408.40x = 234,961,821,068,181.38
  5. Step 5: Solve for x
    x = 234,961,821,068,181.38/19,422,408.40
  6. Step 6: Final answer
    x = 12,097,460.64

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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.